Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links, observed 2026-08-14T12:24:23.624902Z
Paper Citation Record · LEDGER
As of 16 August 2026, this Paper Citation Record lists 64 of 64 outbound references and 0 inbound Pith citation observations for arXiv:1908.07427.
A citation records a reference. It does not transfer a finding from one paper to another.
Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links, observed 2026-08-14T12:24:23.624902Z
One-hop event checks from named stored sources.
Source: scholarly_work_events, retraction_status_cache, observed 2026-08-16T06:30:59.297886+00:00
Pith citing papers itemized under the disclosed page cap.
Source: paper_references, paper_reference_links
A source-named dated measurement, never combined with another source.
Source: cited_works
64 of 64 outbound references displayed
External citation measurements
No source-named external measurement is stored.
Observation f0dff071-f0cb-4083-9900-bd9292c30a1a · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry M., Wilner, D
Reference 1
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 5b2e7bfc-579d-4f09-af01-8f1c15122299 · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry P., van der Marel, N., et al
Reference 2
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation e9c8f789-9b49-4d4b-9eb9-5209a9d1fec6 · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry D., & Kloppenborg, B
Reference 3
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation b28831c4-8109-43f2-ace8-d22d80d81e1a · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry 2003, ApJ, 591, 1064
Reference 4
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 6d6a4ebf-ce43-4ef0-9baa-7c682524df7b · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry 2012, ApJL, 753, L38
Reference 5
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation fc6bb633-97d5-4f5d-9e86-3211d24b5734 · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry A., Close, L
Reference 6
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 8875f4af-d354-4075-a9fe-b64c2d6e3044 · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry M., Blake, G
Reference 7
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 788d3f42-9e9e-4e6e-8de0-9a80cafaf95d · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry M., Blake, G
Reference 8
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 1f34a40d-b2c0-4dc1-a8a1-c5c32c7fb735 · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry Unresolved cited work
Reference 9
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 8189bade-5ee2-4888-b1c3-bb6b20001beb · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry 2018, MNRAS, 477, 5104
Reference 10
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation c1161950-80f7-4eca-9570-aad8a6177740 · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry 2015, MNRAS, 450, L1
Reference 11
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 56a48d93-96ea-47ce-b549-191e36f66b9f · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry 2016, A&A, 589, A112
Reference 12
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation b0f9b8a3-b15f-4427-ba45-8e43d47d737a · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry 2012, in Society of Photo-Optical Instrumentation Engineers (SPIE) Conference Series, Vol
Reference 13
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation f885a1fd-eb72-435a-8ac7-79867fd27276 · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry M., Males, J
Reference 14
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 666edf66-42aa-4491-b69d-48181b84f82a · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry M., Males, J
Reference 15
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 7a034ab4-80fc-4107-b839-14b8c6964f34 · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry 2004, in SF2A-2004: Semaine de l’Astrophysique Francaise, ed
Reference 16
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 261c8549-3ef5-4e5d-9ef7-715dbbb52a72 · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry 2018, ApJ, 866, 110
Reference 17
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 7da1fbb8-7e53-4bf0-850d-0d80e2a02082 · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry R., & Stone, J
Reference 18
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation ad07ee01-a60c-4658-9b2f-60a51ea67024 · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry Unresolved cited work
Reference 19
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation df98bc74-db2a-499c-9c28-d8b4aed196e4 · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry Unresolved cited work
Reference 20
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 7ca26922-1fab-46f5-ad82-71ba602ab976 · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry A., Monnier, J
Reference 21
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation e3d1bd46-0bc1-4957-a3c3-81c5b23d11ab · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry B., Tamura, M., Hashimoto, J., et al
Reference 22
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 1f23a75c-e123-4bca-bc23-365e32ba38e2 · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry B., Rameau, J., Dong, R., et al
Reference 23
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 594960d1-22b7-42ec-8cad-002676f6c2e3 · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry J., Marley, M
Reference 24
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation beac1759-cb49-48b4-ba36-9cae83a2237c · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry Unresolved cited work
Reference 25
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation ad409178-a43d-4ed2-9340-84ca34195194 · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry 2014, ApJ, 780, 171
Reference 26
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 24873570-eb48-4486-b61e-7c133ac342d0 · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry A., & Lada, C
Reference 27
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation b800025b-0075-478c-9160-e2dbd10b3261 · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry J., & Kraus, A
Reference 28
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation c45803a5-4bc6-4fad-a9e6-570a3855ba5f · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry M., Carpenter, J
Reference 29
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 522e55fd-5c92-47eb-90cb-1c90bb0b9173 · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry 2018, A&A, 617, A44
Reference 30
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 17f5927d-66b6-4323-b031-b9d3aff7b8c8 · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry L., & Ireland, M
Reference 31
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation c0508a22-cad9-440f-93eb-2ab4c566e0a8 · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry L., Ireland, M
Reference 32
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 0d4f7086-f5e7-4242-b4df-92a69b2db9de · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry F., Testi, L., Natta, A., et al
Reference 33
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 47eb1531-9c91-45be-aef8-9c3224f51d00 · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry 2015, ApJ, 798, L44
Reference 34
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 1df9c250-71fe-4df8-a0e4-535e82d35e04 · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry 2006, ApJ, 641, 556
Reference 35
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 2ac212c8-7952-48df-a068-3593d4376e2e · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry 2010, ApJ, 724, 464
Reference 36
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 95af1323-f881-4f8d-8ddd-d1cb5750eb16 · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry 2014, ApJ, 792, 97
Reference 37
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 57d981a9-30b3-493e-a2a1-682b2de618f8 · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry Unresolved cited work
Reference 38
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 97b6fa7e-b2d5-4d81-9597-714cee17cb9b · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry D., Harries, T
Reference 39
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 7784efc2-d6d0-488c-ad32-3cdde8547db7 · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry M., Close, L
Reference 40
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 156258cf-4380-46cb-8ad7-364863f78599 · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry M., Males, J
Reference 41
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 2535094e-601b-4f31-ab1c-60043add7170 · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry A., Hashimoto, J., et al
Reference 42
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 0e3530a3-34bc-4023-b970-29972412367a · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry R., Strom, S
Reference 43
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 3fd931c2-a943-43e3-b648-abf68c68b611 · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry M., Blake, G
Reference 44
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 4957f52b-83de-43c2-b0b5-dd1b485ff42a · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry P., & Simon, M
Reference 45
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation ec2a1b7e-e115-4123-8352-88b65f2b81b7 · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry A., Connors, A., Kashyap, V
Reference 46
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 1161d443-f1eb-4acc-a010-c505e2192793 · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry 2012, A&A, 548, A56
Reference 47
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 8ab54a5e-1567-4de5-97d6-66be0a9276a9 · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry 2010, AJ, 139, 2440
Reference 48
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 31b9078e-5242-41af-85a7-b78c4057fa0a · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry I., Osher, S., & Fatemi, E
Reference 49
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation b726b835-1bc0-46c1-8cf5-7ffa676db28d · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry 2017, The Astrophysical Journal Supplement Series, 233, 9
Reference 50
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 3a7d3dac-a311-495e-8904-7aa2d33f450c · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry A., Hinz, P
Reference 51
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 1a9df2c3-c558-4ca7-a79a-773c24da2490 · outbound
Reference 52
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation fa57f57e-b6ba-48d3-9563-56bb2bbf1b0f · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry 2018, psheehan/pdspy: pdspy: A MCMC Tool for Continuum and Spectral Line Radiative Transfer Modeling, , , doi:10.5281/zenodo.2455079
Reference 53
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 286c10f4-141c-4e57-a3af-5a36c52b2621 · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry D., & Eisner, J
Reference 54
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 4a57bc52-e390-4531-ac74-cfe88509f87c · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry D., Wu, Y.-L., Eisner, J
Reference 55
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 485a8293-a3fd-46e8-81c6-53d8737f6089 · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry 2012, ApJL, 755, L28
Reference 56
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 801cef79-2c68-460f-9a99-a1b568472f58 · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry S., & Burrows, A
Reference 57
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation fda6b10e-13e9-48fb-ad27-f1405fcfe9f0 · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry Unresolved cited work
Reference 58
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 1bc3425d-f1f7-48ed-95b3-00e97e07dbd9 · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry M., Loinard, L., Mioduszewski, A
Reference 59
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation a9d1f425-002a-46fa-b3d3-dd87cb571371 · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry G., Monnier, J
Reference 60
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 69d2409f-3c80-4d22-9720-d64427672336 · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry B., Close, L
Reference 61
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 65c9c2d9-e660-480a-93ad-40dedd660ad0 · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry J., Ruffio, J.-B., De Rosa, R
Reference 62
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation a75be955-c6d1-43bd-bc0d-4ebce9f7bebf · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry C., & Draine, B
Reference 63
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation b5ba92f5-2c9f-4df7-b0cb-43e1d8b3b0ec · outbound
New Spatially Resolved Imaging of the SR 21 Transition Disk and Constraints on the Small-Grain Disk Geometry 2019, A&A, 621, A7
Reference 64
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
No inbound Pith citation observations are available.