Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links
Paper Citation Record · LEDGER
As of 17 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 2 inbound Pith citation observations for arXiv:2002.07228.
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 2026-08-17T06:30:58.91139+00:00
Pith citing papers itemized under the disclosed page cap.
Source: paper_references, paper_reference_links, observed 2026-08-16T00:39:59.333099Z
A source-named dated measurement, never combined with another source.
Source: arxiv_reference, observed 2026-05-18T08:56:08.618016Z
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 cb3d5ea2-f596-434f-a4ed-75139c8b336f · inbound
Quasinormal modes of Kerr-Newman black holes: revisiting the Dudley-Finley approximation Electromagnetic-gravitational perturbations of Kerr-Newman spacetime: the Teukolsky and Regge-Wheeler equations
Reference 37
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.
Observation 34ee87e3-52a7-48ac-89b1-ef5a26ee01c7 · inbound
On-Shell Amplitudes and Black-Hole Perturbations: Exact Reissner-Nordstr\"om Mixing Electromagnetic-gravitational perturbations of Kerr-Newman spacetime: the Teukolsky and Regge-Wheeler equations
Reference 19
Source-reported events for the cited work
Unavailable: canonical work link unavailable.