Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links
Paper Citation Record · LEDGER
As of 11 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 1 inbound Pith citation observation for arXiv:2104.12071.
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 2026-08-11T06:34:44.6726+00:00
Pith citing papers itemized under the disclosed page cap.
Source: paper_references, paper_reference_links, observed 2026-08-02T18:14:17.264644Z
A source-named dated measurement, never combined with another source.
Source: cited_works
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 1236e6d9-1886-4368-a6ca-5d362743a9f7 · inbound
Two shadows of a single black hole: Vacuum birefringence phenomena within Einstein-nonlinear-electrodynamics Bound orbits around charged black holes with exponential and logarithmic electrodynamics
Reference 29
Source-reported events for the cited work
Unavailable: canonical work link unavailable.