Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links, observed 2026-08-11T04:45:22.970126Z
Paper Citation Record · LEDGER
As of 11 August 2026, this Paper Citation Record lists 63 of 63 outbound references and 0 inbound Pith citation observations for arXiv:2412.18506.
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 2026-08-11T04:45:22.970126Z
One-hop event checks from named stored sources.
Source: scholarly_work_events, retraction_status_cache, observed 2026-08-11T06:34:44.6726+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
63 of 63 outbound references displayed
External citation measurements
No source-named external measurement is stored.
Observation 90e6f7e6-0866-484a-8b9c-c83bd770332a · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation Their formation and evolution are still poorly understood (e.g., [1])
Reference 1
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation 7ae65433-0839-4887-b7d4-3c4370236e44 · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation The list of sources is given in Table 1
Reference 2
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation 3e4b6461-be65-4a1f-9a77-8e7e9c2738c7 · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation The spectra were fitted with Gaussian profiles using theLMFIT package [24]
Reference 3
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation ec0c5ca6-770b-47ba-b83e-370d35808ce2 · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation Clumps identification from dust emission To extract the clumps, we use Python Astrodendro4 [26]
Reference 4
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation a64bd801-bb18-43af-a89f-63d5a6c62499 · outbound
Reference 5
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation 780eaa34-a3bf-4b90-bbfe-a6685643f5cd · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation We observed HCN, HNC, HCO+, HC3N, HNCO, OCS, CS, SiO, SO2, and SO lines with the IRAM-30m radio telescope
Reference 6
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation 3eef9433-5de1-4d6c-b065-c43a969ca679 · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation Three clumps were found to be associated with the Hii regions, 10 with YSOs, and 7 with submillimetre emission
Reference 7
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation cab3a2f9-b4c9-4559-b169-b14397dc5bd3 · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation However, a strong correlation is observed in the mass–size relationships
Reference 8
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation 7db63d2f-e09d-4a16-b481-298372a4e9d3 · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation The average line widths are about 3 kms−1, with a minimum for C34S (2.4 kms −1) and a maximum for SiO (5.5 kms−1)
Reference 9
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation 27ff97de-6bb4-467e-b5cd-b202e1f8add3 · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation High-Mass Star and Massive Cluster Formation in the Milky Way
Reference 10
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 951e0d06-e506-495a-9b05-d90c6af552c8 · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation Toward Understanding Massive Star Formation
Reference 11
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 758767d6-8679-4416-9d93-134c7ad898a7 · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation Unresolved cited work
Reference 12
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation f66fc0a6-73ac-4904-b2ee-6a5cb3e908f4 · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation Unresolved cited work
Reference 13
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation 9789a5b9-da55-4d2a-86a8-cde1da6ecb25 · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation Unresolved cited work
Reference 14
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation 6fc217c1-9487-4958-862e-815cf14aab56 · outbound
Reference 15
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation 656fbe26-d9ff-4e13-9852-3668aabe6d81 · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation Unresolved cited work
Reference 16
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation 7864c625-d234-42a1-871c-c2294e1f2d21 · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation The Universality of Turbulence in Galactic Molecular Clouds
Reference 17
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 4d1427d6-4efe-4846-8990-ca829b154bf2 · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation Testing Larson's relationships in massive clumps
Reference 18
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 8364552c-e93a-4e3f-ba27-91642379eae4 · outbound
Reference 19
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation 25b8e410-b3ed-4b70-aba7-c073b6ae7f4d · outbound
Reference 20
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation d622258d-d6d3-4e76-93e6-e7c8c7c89f03 · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation Magnetic Fields in High-Mass Infrared Dark Clouds
Reference 21
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 96c4dfb7-335e-4d69-9282-ccc217af0c90 · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation Chemistry in Infrared Dark Clouds
Reference 22
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 079f5beb-013e-4309-a40b-94c4cd2b7096 · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation Chemistry in Infrared Dark Cloud Clumps: a Molecular Line Survey at 3 mm
Reference 23
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 6beb0634-13b9-4ade-8609-fa1b1827fc4f · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation Chemical evolution in the early phases of massive star formation. I
Reference 24
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation be4ba4bc-83eb-42b2-863f-71075b89480e · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation Unresolved cited work
Reference 25
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation d8f909e9-bc02-4b27-83c7-e570ac89ce4f · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation ATLASGAL --- Molecular fingerprints of a sample of massive star forming clumps
Reference 26
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 7ef7892f-2162-4558-a0bb-5a56b315e7c9 · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation H$^{13}$CN-HN$^{13}$C intensity ratio as a temperature indicator of interstellar clouds
Reference 27
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation 7b358783-2b48-4ccb-8246-f04e475cfa41 · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation Unresolved cited work
Reference 28
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation fb8f6499-1b89-4452-a964-1e8ca8c09450 · outbound
Reference 29
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation 5ee8859c-1756-435f-a796-5adf332ef003 · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation The Red MSX Source Survey: the Massive Young Stellar Population of our Galaxy
Reference 30
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 86efa1fc-ce42-4385-add2-a7a061a0641f · outbound
Reference 31
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation a4a325e5-4d49-4ded-bcf6-8c3aa97dcfe7 · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation Unresolved cited work
Reference 32
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation 0cbe6160-25a3-4054-8948-aa24fd4623ba · outbound
Reference 33
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation aa331a6f-a973-41db-bcbb-087baa701b66 · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation Dynamic star formation in the massive DR21 filament
Reference 34
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 6db20f4e-5d8e-4938-9d88-b85858576747 · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation Structural Analysis of Molecular Clouds: Dendrograms
Reference 35
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation fe493347-e6eb-47d6-a85f-cc5d2a287c96 · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation APEX/SABOCA observations of small-scale structure of infrared-dark clouds I. Early evolutionary stages of star-forming cores
Reference 36
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation 05de5852-66d6-4718-b89f-28aaa3053041 · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation Unresolved cited work
Reference 37
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation 9a91c93a-ac2e-4400-9f64-ee259646b96c · outbound
Reference 38
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation 63ab4981-77dc-4ff4-afe3-da2727c314ec · outbound
Reference 39
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation 61c341a4-cb33-4e13-9bd3-10b16d99de4f · outbound
Reference 40
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation af78b85a-b5ce-4fbb-a5a4-5f5b36cc687c · outbound
Reference 41
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation 4221b437-e6a9-4626-a808-ac05223f964f · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation How to Calculate Molecular Column Density
Reference 42
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation a579238f-4b2c-41a9-9bfc-c8b62e2d77aa · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation pyspeckit: A spectroscopic analysis and plotting package
Reference 43
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation 56234465-ba79-46ba-8b8b-091f5dedbc8c · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation Direct measurements of carbon and sulfur isotope ratios in the Milky Way
Reference 44
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation a9d37208-d715-46fb-9904-95452952b1c0 · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation N2H+(1-0) survey of massive molecular cloud cores
Reference 45
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation 5031b4f2-3ef1-4872-b3ce-be81d6d8ce97 · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation Unresolved cited work
Reference 46
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation fcfbce82-919f-4f40-a2a2-a05b27b9d6c4 · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation Are massive dense clumps truly sub-virial? A new analysis using Gould Belt ammonia data
Reference 47
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation cb521244-3147-4d1e-bd57-5967dfbaab6c · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation How Many Infrared Dark Clouds can form Massive Stars and Clusters?
Reference 48
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation fc652465-8f78-44cd-bf85-0ae707f71763 · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation Chemical evolution of Red MSX Sources in the southern sky
Reference 49
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation 0aecf4e4-0a7b-4f0e-8a21-2a1d569d19b0 · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation The SIMBAD astronomical database
Reference 50
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 2d193a8f-fa48-4fed-94d5-8592c65d45e1 · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation Ochsenbein, The vizier database of astronomical catalogues (1996), URL https://vizier.cds
Reference 51
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation 78e040ac-3129-4dfc-a212-ca033044f886 · outbound
Reference 52
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation b65de3ce-38b7-4bbc-91a3-5411694a46eb · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation Array Programming with NumPy
Reference 53
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation d13a846c-f671-4770-84f5-89f2a60b98f3 · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation The Astropy Project: Sustaining and Growing a Community-oriented Open-source Project and the Latest Major Release (v5.0) of the Core Package
Reference 54
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation d2f6c132-f9bf-4c2b-8455-295c8e5b73e0 · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation Unresolved cited work
Reference 55
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 6859ee81-ec16-4d27-90e7-589c09c26a6d · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation SciPy 1.0--Fundamental Algorithms for Scientific Computing in Python
Reference 56
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 1d44544e-53d8-40e6-940c-77d1d422d86d · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation Trigonometric Parallaxes of 6.7 GHz Methanol Masers
Reference 57
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation da95705c-2e00-4e79-a2cf-817515c7cfb8 · outbound
Reference 58
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation fa97e37d-a363-4462-a8f3-cc22cf0d698b · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation A `Water Spout' Maser Jet in S235AB-MIR
Reference 59
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation 74054fc9-6932-4184-8dcb-497eb0e92b5b · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation Parallaxes and proper motions of interstellar masers toward the Cygnus X star-forming complex. I. Membership of the Cygnus X region
Reference 60
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation e24412c0-f88d-4a4e-93eb-fb8ed54d28a6 · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation Trigonometric Parallaxes of Massive Star Forming Regions: II. Cep A & NGC 7538
Reference 61
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation a24ea30b-3cf2-4d84-8898-74a2b4a9ab0e · outbound
Reference 62
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation 4e7480dc-8200-46c7-8855-e1604181f810 · outbound
Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation The Wide-field Infrared Survey Explorer (WISE): Mission Description and Initial On-orbit Performance
Reference 63
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
No inbound Pith citation observations are available.