Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links
Paper Citation Record · LEDGER
As of 21 July 2026, this Paper Citation Record lists 0 of 0 outbound references and 1 inbound Pith citation observation for arXiv:1910.04604.
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
One-hop event checks from named stored sources.
Source: scholarly_work_events, retraction_status_cache, observed 2026-07-21T06:31:05.380196+00:00
Pith citing papers itemized under the disclosed page cap.
Source: paper_references, paper_reference_links, observed 2026-06-27T08:47:03.825664Z
A source-named dated measurement, never combined with another source.
Source: arxiv_reference, observed 2026-07-03T12:48:11.339748Z
0 of 0 outbound references displayed
External citation measurements
No source-named external measurement is stored.
No outbound reference observations are available for this paper version.
Observation d94f42d9-0797-4320-ab5b-303c8d170ad1 · inbound
Deep Learning Calibration of the Quasar X-ray/UV Luminosity Relation for Cosmological Applications The most luminous blue quasars at $3.0<z<3.3$. I. A tale of two X-ray populations
Reference 60
Source-reported events for the cited work
No event found in the named queried sources as of 2026-07-21T06:31:05.380196+00:00.