Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links
Paper Citation Record · LEDGER
As of 21 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 1 inbound Pith citation observation for arXiv:astro-ph/0503679.
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 2026-08-21T06:32:19.484+00:00
Pith citing papers itemized under the disclosed page cap.
Source: paper_references, paper_reference_links, observed 2026-08-16T04:25:51.880266Z
A source-named dated measurement, never combined with another source.
Source: pith, observed 2026-08-16T04:25:52.083135Z
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 fe97c8db-b071-472c-88d5-c3eb3072b963 · inbound
Classifying Radio-Loud and Radio-Quiet Quasars With Novel PCA Based Regression Classifier The Sloan Digital Sky Survey Quasar Catalog III. Third Data Release
Reference 26
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-21T06:32:19.484+00:00.