Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links
Paper Citation Record · LEDGER
As of 16 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 2 inbound Pith citation observations for arXiv:1907.03515.
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 2026-08-16T06:30:59.297886+00:00
Pith citing papers itemized under the disclosed page cap.
Source: paper_references, paper_reference_links, observed 2026-08-14T11:37:03.660678Z
A source-named dated measurement, never combined with another source.
Source: pith, observed 2026-08-14T11:15:46.402918Z
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 30a1ec7c-edeb-476f-be13-812b5d8dae80 · inbound
Groups of cohomological codimension one Commensurating HNN-extensions: non-positive curvature and biautomaticity
Reference 32
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation be1ab784-6629-48f7-9257-eb56a5f417ed · inbound
Erratum and addenda to "Isometry groups of non-positively curved spaces: discrete subgroups" Commensurating HNN-extensions: non-positive curvature and biautomaticity
Reference 11
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.