Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links
Paper Citation Record · LEDGER
As of 22 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 6 inbound Pith citation observations for arXiv:gr-qc/9903031.
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 2026-08-22T06:32:14.747728+00:00
Pith citing papers itemized under the disclosed page cap.
Source: paper_references, paper_reference_links, observed 2026-08-03T12:01:15.411704Z
A source-named dated measurement, never combined with another source.
Source: pith, observed 2026-07-01T20:06:12.188024Z
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 8bfb100e-6ac3-4744-99d3-39cd6d6737c6 · inbound
Black hole spectroscopy: from theory to experiment Quasinormal Modes of Dirty Black Holes
Reference 197
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation 54738be0-dfec-41b7-9198-bf90e3fbff09 · inbound
Reflectionless and echo modes in asymmetric Damour-Solodukhin wormholes Quasinormal Modes of Dirty Black Holes
Reference 35
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation 99b4426f-be68-4464-a8b8-8a0d090ab092 · inbound
Dynamical system approach to the spectral (in)stability of black holes under localised potential perturbations Quasinormal Modes of Dirty Black Holes
Reference 26
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation bc120848-1ffc-4ef3-819c-6c17d907462e · inbound
Parametric resonance amplification of gravitational waves in dynamical Chern-Simons gravity Quasinormal Modes of Dirty Black Holes
Reference 38
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation c35ab339-f8cf-4388-a352-e05fdaa8e749 · inbound
Two-scalar-field $f(R)$ Thick Branes, Gravitational Resonances and Quasinormal Modes Quasinormal Modes of Dirty Black Holes
Reference 26
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation 125c9171-1841-466d-992b-2d7cb31377f5 · inbound
Schr\"odinger perturbation theory for black hole quasinormal modes Quasinormal Modes of Dirty Black Holes
Reference 46
Source-reported events for the cited work
Unavailable: canonical work link unavailable.