Paper Citation Record · LEDGER

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration

As of 12 August 2026, this Paper Citation Record lists 80 of 80 outbound references and 2 inbound Pith citation observations for arXiv:2512.08531.

A citation records a reference. It does not transfer a finding from one paper to another.

pith.paper-citation-record.v1
2512.08531 v3

Coverage vector

measured 80 of 80 reference resolution

Typed states for the displayed outbound observations.

Source: paper_references, paper_reference_links, observed 2026-08-03T17:43:19.801879Z

measured 82 of 82 standing notices

One-hop event checks from named stored sources.

Source: scholarly_work_events, retraction_status_cache, observed 2026-08-12T06:34:41.77262+00:00

measured 2 of 2 inbound itemization

Pith citing papers itemized under the disclosed page cap.

Source: paper_references, paper_reference_links, observed 2026-07-09T17:30:50.291340Z

measured 1 of 1 external citation measurements

A source-named dated measurement, never combined with another source.

Source: pith, observed 2026-08-05T02:28:24.338817Z

Reference resolution

80 of 80 outbound references displayed

verified exact22
verified fuzzy0
unresolved58
parse uncertain0
malformed identifier0
metadata mismatch0

External citation measurements

0
pith, observed 2026-08-05T02:28:24.338817Z

Outbound references

Observation bfd09541-c6cf-4772-8e63-a949020a3af8 · outbound

This paper cites A., Ackermann, M., Agudo, I., et al.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration A., Ackermann, M., Agudo, I., et al

Reference 1

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:11.933815Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 6a621f3c-c8f6-4fae-be39-580e70a33841 · outbound

This paper cites 2025, A&A, 694, A195, doi: 10.1051/0004-6361/202451624.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration 2025, A&A, 694, A195, doi: 10.1051/0004-6361/202451624

Reference 2

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:11.959872Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation a11f671d-4968-400d-acd6-c1e1c3ba8087 · outbound

This paper cites U., Benbow, W., Bird, R., et al.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration U., Benbow, W., Bird, R., et al

Reference 3

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:11.993029Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation b723b9ea-5faf-44e3-bbc6-3e8b6c80a4ec · outbound

This paper cites C., et al.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration C., et al

Reference 4

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:12.035785Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 274414d3-a7b3-4126-8f57-792b5c83bbde · outbound

This paper cites G., Bazer-Bachi, A.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration G., Bazer-Bachi, A

Reference 5

Resolution: verified exact; doi, observed 2026-08-03T17:43:26.046680Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation aa4dc8f9-143a-4ec1-bdac-e1b2c82b8951 · outbound

This paper cites 2025, Journal of High Energy Astrophysics, 45, 438, doi: 10.1016/j.jheap.2025.01.009 Aleksi´ c, J., Ansoldi, S., Antonelli, L.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration 2025, Journal of High Energy Astrophysics, 45, 438, doi: 10.1016/j.jheap.2025.01.009 Aleksi´ c, J., Ansoldi, S., Antonelli, L

Reference 6

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:12.162802Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 47613347-ff73-4251-94c5-fe42954ee1e0 · outbound

This paper cites an unresolved cited work.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration Unresolved cited work

Reference 7

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:12.215981Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 9fff18a0-b017-43ab-ae6b-bc82b0f092fa · outbound

This paper cites C., Baker, C.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration C., Baker, C

Reference 8

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:12.313236Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 2fbc5efb-c9e1-40ab-8bbf-599aeefd7854 · outbound

This paper cites R., & Robinson, D.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration R., & Robinson, D

Reference 9

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:12.387538Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 8a68032e-cb5c-4afd-93f7-238dc1bc7161 · outbound

This paper cites 2021, ApJ, 923, 7, doi: 10.3847/1538-4357/ac2819.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration 2021, ApJ, 923, 7, doi: 10.3847/1538-4357/ac2819

Reference 10

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:12.499901Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation d514d579-3056-4430-9e59-077d4baf3960 · outbound

This paper cites 2025, Preprints, 2025050541, doi: 10.20944/preprints202505.0541.v1.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration 2025, Preprints, 2025050541, doi: 10.20944/preprints202505.0541.v1

Reference 11

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:12.644657Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 354bc1a8-9d4f-4dfb-b2fe-a7af062af79b · outbound

This paper cites 2020, ApJ, 891, 120, doi: 10.3847/1538-4357/ab7455.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration 2020, ApJ, 891, 120, doi: 10.3847/1538-4357/ab7455

Reference 12

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:12.785948Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation df16adab-9fb1-4ee0-a5c5-595f5fc2a1f9 · outbound

This paper cites 2018, A&A, 619, A93, doi: 10.1051/0004-6361/201833628.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration 2018, A&A, 619, A93, doi: 10.1051/0004-6361/201833628

Reference 13

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:12.888420Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation fd9741cb-fa7b-4df1-8d8f-a515f7e4e2a1 · outbound

This paper cites 2018, Galaxies, 6, 2, doi: 10.3390/galaxies6010002.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration 2018, Galaxies, 6, 2, doi: 10.3390/galaxies6010002

Reference 14

Resolution: verified exact; doi, observed 2026-08-03T17:43:25.900213Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation ddc2af93-3d08-40ec-a207-5c4a23917c14 · outbound

This paper cites 2016, ApJ, 832, 47, doi: 10.3847/0004-637X/832/1/47.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration 2016, ApJ, 832, 47, doi: 10.3847/0004-637X/832/1/47

Reference 15

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:13.104906Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation d8a20583-ac89-40d7-9a3b-fda965a607b5 · outbound

This paper cites C., Dhital, N., et al.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration C., Dhital, N., et al

Reference 16

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:13.155925Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 42d6065a-c7b7-49fb-b6eb-0a4d5659bcc1 · outbound

This paper cites 2020, ApJ, 897, 25, doi: 10.3847/1538-4357/ab91a8 B la˙ zejowski, M., Sikora, M., Moderski, R., & Madejski, G.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration 2020, ApJ, 897, 25, doi: 10.3847/1538-4357/ab91a8 B la˙ zejowski, M., Sikora, M., Moderski, R., & Madejski, G

Reference 17

Resolution: verified exact; doi, observed 2026-08-03T17:43:25.830679Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation 5370656f-9eb2-4725-a30c-23f9f8d9313f · outbound

This paper cites G., et al.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration G., et al

Reference 18

Resolution: verified exact; doi, observed 2026-08-03T17:43:25.753611Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation b6b850b8-51cf-4a89-9751-9852990459d5 · outbound

This paper cites 2024, ApJS, 271, 25, doi: 10.3847/1538-4365/acfd29.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration 2024, ApJS, 271, 25, doi: 10.3847/1538-4365/acfd29

Reference 19

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:13.429216Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 2860c3f5-e6be-4fdd-a423-57eff2320614 · outbound

This paper cites I., Raiteri, C.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration I., Raiteri, C

Reference 20

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:13.460163Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 285e1b3a-d0d5-47f0-8be5-b6113e3bbf4f · outbound

This paper cites M., Guo, D.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration M., Guo, D

Reference 21

Resolution: verified exact; doi, observed 2026-08-03T17:43:25.670506Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation e7ed37b9-17a6-47dc-aba8-dcee51ba5f62 · outbound

This paper cites 2025, MNRAS, 539, 3582, doi: 10.1093/mnras/staf666.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration 2025, MNRAS, 539, 3582, doi: 10.1093/mnras/staf666

Reference 22

Resolution: verified exact; doi, observed 2026-08-03T17:43:25.593405Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation 8c40a682-522d-4b91-9a0e-d812a25c73a7 · outbound

This paper cites D., & Schlickeiser, R.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration D., & Schlickeiser, R

Reference 23

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:13.771021Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 1a78de52-74fb-457d-b73b-0463710bbf36 · outbound

This paper cites P., et al.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration P., et al

Reference 24

Resolution: verified exact; doi, observed 2026-08-03T17:43:25.476255Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation 8d59e9f5-6996-4c07-9588-ac87a5f8d7f7 · outbound

This paper cites 2013, ApJ, 766, 16, doi: 10.1088/0004-637X/766/1/16.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration 2013, ApJ, 766, 16, doi: 10.1088/0004-637X/766/1/16

Reference 25

Resolution: verified exact; doi, observed 2026-08-03T17:43:25.376238Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation 815efc1e-4fa2-494d-beae-ccf5db2a9433 · outbound

This paper cites J., Pounds, K., et al.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration J., Pounds, K., et al

Reference 26

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:14.162184Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation dc605576-1d12-4030-bc55-e9745172aa1b · outbound

This paper cites A., Krolik, J.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration A., Krolik, J

Reference 27

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:14.206931Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 3039dd5d-483e-49f9-b907-30585a68bc17 · outbound

This paper cites 2014, A&A Rv, 22, 73, doi: 10.1007/s00159-014-0073-z.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration 2014, A&A Rv, 22, 73, doi: 10.1007/s00159-014-0073-z

Reference 28

Resolution: verified exact; doi, observed 2026-08-03T17:43:25.277746Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation 749e2b55-e45f-4391-a1fc-4cef31c638d5 · outbound

This paper cites 2000, ApJ, 541, 153, doi: 10.1086/309422.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration 2000, ApJ, 541, 153, doi: 10.1086/309422

Reference 30

Resolution: verified exact; doi, observed 2026-08-03T17:43:25.124937Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation 2337b6a4-696f-42e9-bc7b-724d0eb848dd · outbound

This paper cites 2017, ApJS, 232, 7, doi: 10.3847/1538-4365/aa82cc.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration 2017, ApJS, 232, 7, doi: 10.3847/1538-4365/aa82cc

Reference 31

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:14.469366Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation b2d626d2-4934-4def-9fd9-1583734c780a · outbound

This paper cites A., Akerlof, C.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration A., Akerlof, C

Reference 32

Resolution: verified exact; doi, observed 2026-08-03T17:43:24.975879Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation 09be34ed-4000-4e30-8c3f-fb3bd22df8ab · outbound

This paper cites C., Arzoumanian, Z., Adkins, P.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration C., Arzoumanian, Z., Adkins, P

Reference 33

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:14.589253Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 5282e6e5-fc88-4760-ba63-03e8951c71b8 · outbound

This paper cites 1998, Monthly Notices of the Royal Astronomical Society, 301, 451, doi: 10.1046/j.1365-8711.1998.02032.x.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration 1998, Monthly Notices of the Royal Astronomical Society, 301, 451, doi: 10.1046/j.1365-8711.1998.02032.x

Reference 34

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:14.645830Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 88b1e6c0-51ec-4935-a52e-fc018ad65aa8 · outbound

This paper cites 2004, A&A, 414, 1091, doi: 10.1051/0004-6361:20031684.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration 2004, A&A, 414, 1091, doi: 10.1051/0004-6361:20031684

Reference 35

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:14.685575Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 72afdaae-6e7d-4402-937b-da541c7f74ce · outbound

This paper cites 2024, MNRAS, 529, 1450, doi: 10.1093/mnras/stae643.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration 2024, MNRAS, 529, 1450, doi: 10.1093/mnras/stae643

Reference 36

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:14.769808Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 20e6a2b1-465d-4ff6-868f-dfc324bdb3c2 · outbound

This paper cites 2018, ApJ, 863, 175, doi: 10.3847/1538-4357/aad2de.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration 2018, ApJ, 863, 175, doi: 10.3847/1538-4357/aad2de

Reference 37

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:14.816241Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 6c977961-479a-45f3-aa2e-fbc601b54e69 · outbound

This paper cites M., Vaughan, S., & Uttley, P.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration M., Vaughan, S., & Uttley, P

Reference 38

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:14.871437Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation f5501d41-9e42-4139-b34e-a7b3585a5f53 · outbound

This paper cites 2021, MNRAS, 508, 5921, doi: 10.1093/mnras/stab2903.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration 2021, MNRAS, 508, 5921, doi: 10.1093/mnras/stab2903

Reference 39

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:14.951910Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 9dada05f-5178-4693-a2ff-74ade0da06b6 · outbound

This paper cites S., Werner, N., Herder, J.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration S., Werner, N., Herder, J

Reference 40

Resolution: verified exact; doi, observed 2026-08-03T17:43:24.805954Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation 5baff297-84ff-4573-b65b-eff025c7b3bd · outbound

This paper cites 2017, ApJ, 848, 103, doi: 10.3847/1538-4357/aa8ea6.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration 2017, ApJ, 848, 103, doi: 10.3847/1538-4357/aa8ea6

Reference 41

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:15.108906Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 7e96dc67-721a-404c-b669-540351b690fb · outbound

This paper cites 2016, ApJ, 831, 102, doi: 10.3847/0004-637X/831/1/102.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration 2016, ApJ, 831, 102, doi: 10.3847/0004-637X/831/1/102

Reference 42

Resolution: verified exact; doi, observed 2026-08-03T17:43:24.668464Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation a1682419-3d1d-415e-b08d-ec4d2698a2c5 · outbound

This paper cites 2018, ApJ, 854, 66, doi: 10.3847/1538-4357/aaa75d.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration 2018, ApJ, 854, 66, doi: 10.3847/1538-4357/aaa75d

Reference 43

Resolution: verified exact; doi, observed 2026-08-03T17:43:24.511734Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation d6227d4d-727a-41d9-80ed-3d6923f7f44e · outbound

This paper cites 2022, MNRAS, 515, 3749, doi: 10.1093/mnras/stac1964.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration 2022, MNRAS, 515, 3749, doi: 10.1093/mnras/stac1964

Reference 44

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:15.619944Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation b284c7f4-d293-485a-80bd-748ff73da440 · outbound

This paper cites E., Di Gesu, L., Liodakis, I., et al.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration E., Di Gesu, L., Liodakis, I., et al

Reference 45

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:15.794734Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 5ecdcd74-440f-4849-a12f-8f759c07cb05 · outbound

This paper cites 2022, MNRAS, 510, 3688, doi: 10.1093/mnras/stab3750.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration 2022, MNRAS, 510, 3688, doi: 10.1093/mnras/stab3750

Reference 46

Resolution: verified exact; doi, observed 2026-08-03T17:43:24.357737Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation 6c4d2d2f-7027-4373-9023-74031fe359a8 · outbound

This paper cites C., Bertsch, D.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration C., Bertsch, D

Reference 47

Resolution: verified exact; doi, observed 2026-08-03T17:43:24.207710Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation 2cf0ab58-a0ca-41d6-b678-cb27ee942a40 · outbound

This paper cites 2023, A&A, 669, A38, doi: 10.1051/0004-6361/202245123.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration 2023, A&A, 669, A38, doi: 10.1051/0004-6361/202245123

Reference 48

Resolution: verified exact; doi, observed 2026-08-03T17:43:23.892001Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation 9f84d24e-8c94-4b48-aa25-2941833d2668 · outbound

This paper cites 1992, ApJL, 397, L5, doi: 10.1086/186531.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration 1992, ApJL, 397, L5, doi: 10.1086/186531

Reference 49

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:16.355646Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 768048bb-3448-4b97-95fd-93e80e02165c · outbound

This paper cites G., Nalewajko, K., Bhatta, G., et al.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration G., Nalewajko, K., Bhatta, G., et al

Reference 50

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:16.444187Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation ce05378f-c0f4-4bae-af08-c83f87dff72f · outbound

This paper cites 2004a, A&A, 413, 489, doi: 10.1051/0004-6361:20031558.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration 2004a, A&A, 413, 489, doi: 10.1051/0004-6361:20031558

Reference 51

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:16.564554Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation b51f843e-c97a-465f-a6c8-bf797a177f24 · outbound

This paper cites 2004b, A&A, 422, 103, doi: 10.1051/0004-6361:20047148.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration 2004b, A&A, 422, 103, doi: 10.1051/0004-6361:20047148

Reference 52

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:16.632775Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 82dac8b6-68e4-44ef-a714-18021339ec3b · outbound

This paper cites 2006, A&A, 448, 861, doi: 10.1051/0004-6361:20053644.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration 2006, A&A, 448, 861, doi: 10.1051/0004-6361:20053644

Reference 53

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:16.675681Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 18ab9faf-309a-4be2-8c7c-1b6ab42827c6 · outbound

This paper cites 2008, A&A, 478, 395, doi: 10.1051/0004-6361:20078639.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration 2008, A&A, 478, 395, doi: 10.1051/0004-6361:20078639

Reference 54

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:16.753042Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 4795db5b-59aa-4d01-837f-5fcfe6e30fcb · outbound

This paper cites an unresolved cited work.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration Unresolved cited work

Reference 55

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:16.812036Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 25b1f232-c6f9-4242-8ad5-1c9aa19207b0 · outbound

This paper cites 2007, A&A, 471, 439, doi: 10.1051/0004-6361:20077158.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration 2007, A&A, 471, 439, doi: 10.1051/0004-6361:20077158

Reference 56

Resolution: verified exact; doi, observed 2026-08-03T17:43:23.508832Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation 56707201-da5b-4e74-8216-dfc8a7eb3cda · outbound

This paper cites P., et al.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration P., et al

Reference 57

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:16.977882Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation ee02051b-a13e-44a4-b7c3-ebfb67781a45 · outbound

This paper cites M., Mushotzky, R.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration M., Mushotzky, R

Reference 58

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:17.003676Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 00ba6a9c-a7f7-4bd8-8174-113101bcabab · outbound

This paper cites K., Bhatta, G., & Kizhakkekalam, S.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration K., Bhatta, G., & Kizhakkekalam, S

Reference 59

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:17.085176Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 1e5f180c-02e6-499b-bcb4-15d358118957 · outbound

This paper cites S., Bult, P., et al.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration S., Bult, P., et al

Reference 60

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:17.151670Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 52d72ad7-8888-435b-9f92-43881d7ad936 · outbound

This paper cites P., Gaur, H., Gupta, A.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration P., Gaur, H., Gupta, A

Reference 61

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:17.203433Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation d143fd65-7840-44d0-8bc0-11447db6f2e3 · outbound

This paper cites C., & Wiita, P.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration C., & Wiita, P

Reference 62

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:17.296055Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation e5dd8fdc-f473-4564-aba5-83a39f6e0cf5 · outbound

This paper cites M., Konopelko, A., et al.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration M., Konopelko, A., et al

Reference 63

Resolution: verified exact; arxiv_id, observed 2026-08-03T17:43:23.241305Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation d698721d-3b51-4f01-bedb-b2b0c0cfb47e · outbound

This paper cites W., Cawley, M.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration W., Cawley, M

Reference 64

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:17.544502Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 68323690-5cac-4be3-a014-72856b522bf7 · outbound

This paper cites C., & Rees, M.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration C., & Rees, M

Reference 65

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:17.668422Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation cad38c70-2bf5-4213-bf56-43793daccc59 · outbound

This paper cites A., & Vaidya, B.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration A., & Vaidya, B

Reference 66

Resolution: verified exact; doi, observed 2026-08-03T17:43:23.828662Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation c72f07ba-5b3c-4520-bac7-69c3df994e35 · outbound

This paper cites 2014, ApJ, 786, 143, doi: 10.1088/0004-637X/786/2/143.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration 2014, ApJ, 786, 143, doi: 10.1088/0004-637X/786/2/143

Reference 67

Resolution: verified exact; doi, observed 2026-08-03T17:43:23.509333Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation 670e371d-8e78-471f-b561-39213e5c11f4 · outbound

This paper cites an unresolved cited work.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration Unresolved cited work

Reference 68

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:17.952139Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 19097b35-4ade-41d5-93a6-1fd9ca7e19ba · outbound

This paper cites 1998, A&A, 339, 41.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration 1998, A&A, 339, 41

Reference 69

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:18.066014Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 2a8b0b02-48a2-48b1-b768-6666eb5d5c06 · outbound

This paper cites 2009, A&A, 501, 879, doi: 10.1051/0004-6361/200810865.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration 2009, A&A, 501, 879, doi: 10.1051/0004-6361/200810865

Reference 70

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:18.173166Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 097e24be-6a68-41ea-afd7-fa0a8c427e7c · outbound

This paper cites an unresolved cited work.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration Unresolved cited work

Reference 71

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:18.290827Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 27ec8a90-1180-474b-b58e-6ccb35092421 · outbound

This paper cites 2007, A&A, 466, 521, doi: 10.1051/0004-6361:20066723.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration 2007, A&A, 466, 521, doi: 10.1051/0004-6361:20066723

Reference 72

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:18.418440Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 3a375525-805e-4038-86ad-e5b68446642e · outbound

This paper cites an unresolved cited work.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration Unresolved cited work

Reference 73

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:18.561109Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 97fbabcf-670b-4ec2-82ea-358896ed5ce4 · outbound

This paper cites M., & Padovani, P.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration M., & Padovani, P

Reference 74

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:18.699190Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 51a14a28-205c-4ed3-bd5a-8ab72e6ac18d · outbound

This paper cites an unresolved cited work.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration Unresolved cited work

Reference 75

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:18.832514Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation fc48bf4d-45a6-4349-a8c0-e65fd1ca61a3 · outbound

This paper cites M., & Vaughan, S.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration M., & Vaughan, S

Reference 76

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:19.022721Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 1a7adf3d-db52-4e3f-a3c6-2d25b0fea67f · outbound

This paper cites S., & Uttley, P.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration S., & Uttley, P

Reference 77

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:19.094220Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 2b653177-e6db-42fe-822a-a72d5225dd71 · outbound

This paper cites 2023, Research in Astronomy and Astrophysics, 23, 115011, doi: 10.1088/1674-4527/ace9b1.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration 2023, Research in Astronomy and Astrophysics, 23, 115011, doi: 10.1088/1674-4527/ace9b1

Reference 78

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:19.300557Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 8e084f02-d9cb-457a-8a3d-0585ebdb4043 · outbound

This paper cites 2022, Universe, 8, 578, doi: 10.3390/universe8110578.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration 2022, Universe, 8, 578, doi: 10.3390/universe8110578

Reference 79

Resolution: verified exact; doi, observed 2026-08-03T17:49:06.596631Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation 7fae4b79-cc33-41a0-b770-b21e44e188de · outbound

This paper cites an unresolved cited work.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration Unresolved cited work

Reference 80

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:19.634476Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 0a9472f8-3277-4c74-89d5-4e474d4c2d18 · outbound

This paper cites 2000, ApJ, 542, 914, doi: 10.1086/317016.

NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration 2000, ApJ, 542, 914, doi: 10.1086/317016

Reference 81

Resolution: unresolved; no resolver link, observed 2026-08-03T17:43:19.801879Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Pith citing papers

Observation 1f3ee8f5-2bba-42c2-b40f-d9531306e478 · inbound

Spectral-Regime Overlap and Transition-like Behavior in the Blazar Population from Multi-Instrument X-ray and TeV Observations cites this paper.

Spectral-Regime Overlap and Transition-like Behavior in the Blazar Population from Multi-Instrument X-ray and TeV Observations NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration

Reference 60

Resolution: verified exact; arxiv_id, observed 2026-06-04T02:07:40.410476Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation 4791c6dd-e76b-49c0-84ea-48ccf17bf3a4 · inbound

X-ray Spectral Properties of Four Classical TeV Blazars using Simultaneous Observations from NICER and NuSTAR cites this paper.

X-ray Spectral Properties of Four Classical TeV Blazars using Simultaneous Observations from NICER and NuSTAR NICER Perspective on TeV Blazar Mrk~421: X-ray Variability and Particle Acceleration

Reference 86

Resolution: verified exact; local_arxiv, observed 2026-07-09T17:36:25.273831Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.