Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links, observed 2026-08-14T11:35:16.283779Z
Paper Citation Record · LEDGER
As of 16 August 2026, this Paper Citation Record lists 24 of 24 outbound references and 1 inbound Pith citation observation for arXiv:1908.08751.
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, observed 2026-08-14T11:35:16.283779Z
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 2026-08-14T11:35:16.179592Z
A source-named dated measurement, never combined with another source.
Source: pith, observed 2026-08-14T11:35:16.317756Z
24 of 24 outbound references displayed
External citation measurements
No source-named external measurement is stored.
Observation dba3e02a-5971-4825-a42f-92ccf5d9de57 · outbound
Threaded rings that swim in excitable media Winfree, The Geometry of Biological Time , Springer-Verlag, 2001
Reference 1
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.
Observation 78615d04-8af7-48fb-9cf5-5f3e59bfeca6 · outbound
Threaded rings that swim in excitable media Witkowski et al , Nature 392, 78 (1998)
Reference 2
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.
Observation 4f6ee7cf-b293-42c9-8299-e09a9e3e23b2 · outbound
Threaded rings that swim in excitable media Epstein and J.A
Reference 3
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.
Observation a78bdaaa-810c-4799-9e29-4fcece311758 · outbound
Threaded rings that swim in excitable media Burton et al., Nature Photonics 9, 813 (2015)
Reference 4
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.
Observation 3c28ba26-92cd-4186-9f81-36a3015dd177 · outbound
Threaded rings that swim in excitable media Unresolved cited work
Reference 5
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.
Observation b533f5ae-6f79-4231-9b46-454b030a5d4d · outbound
Threaded rings that swim in excitable media Winfree, Science 181, 937 (1973)
Reference 6
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.
Observation 119a2ec4-f76c-4c3c-ab21-96c01dbe51e7 · outbound
Threaded rings that swim in excitable media Threaded rings that swim in excitable media
Reference 7
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.
Observation f6dfdf0e-eaf0-4e0a-8121-7582902d77c2 · outbound
Threaded rings that swim in excitable media Azhand, J.F
Reference 8
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.
Observation 50a9b98c-c895-4123-9901-a25ca494c569 · outbound
Threaded rings that swim in excitable media Unresolved cited work
Reference 9
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.
Observation 291bfb55-b172-4eda-a4c6-f1d401551005 · outbound
Threaded rings that swim in excitable media Cherry and F.H
Reference 10
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.
Observation 6880b650-3861-4dc9-9b0a-4e02b3c65391 · outbound
Threaded rings that swim in excitable media Winfree and S.H
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.
Observation da373c79-f0cb-41d6-aba0-5bd404c0026a · outbound
Threaded rings that swim in excitable media Winfree, SIAM Review 32, 1 (1990)
Reference 12
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.
Observation 37785d2b-350b-47b5-b8c6-1a6fd6168552 · outbound
Threaded rings that swim in excitable media Sutcliffe and A.T
Reference 13
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.
Observation 0d9f459f-e758-4376-8cc5-c58f86c41d74 · outbound
Threaded rings that swim in excitable media Maucher and P.M
Reference 14
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.
Observation 64af9821-0aca-4c1b-8e30-b7a668dad747 · outbound
Threaded rings that swim in excitable media Maucher and P.M
Reference 15
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.
Observation 3ecc2978-54e4-4820-8520-a156078b2a67 · outbound
Threaded rings that swim in excitable media Maucher and P.M
Reference 16
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.
Observation 0a1a50ef-0f8a-456f-b339-9ae284ff199a · outbound
Threaded rings that swim in excitable media Maucher and P.M
Reference 17
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.
Observation 6e7b5de2-108f-40db-87dc-34f1e2cd555a · outbound
Threaded rings that swim in excitable media Binysh, C.A
Reference 18
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.
Observation 407ccc3b-6c4b-48f2-a571-e7d9367b67d4 · outbound
Threaded rings that swim in excitable media Bruns and J.F
Reference 19
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.
Observation 6e7ff9e8-ea10-4a19-a5f7-35743c34268e · outbound
Threaded rings that swim in excitable media Unresolved cited work
Reference 20
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.
Observation 0f715e22-e681-4b8e-a256-edf55eac809f · outbound
Threaded rings that swim in excitable media Brandtst¨ adter, M
Reference 21
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.
Observation e5954155-d77c-4ba2-ab4d-4abcb0607cb6 · outbound
Threaded rings that swim in excitable media Unresolved cited work
Reference 22
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.
Observation ceee2c69-4a51-46e0-8172-179c220c2c0f · outbound
Threaded rings that swim in excitable media Winfree, Physica D 84, 126 (1995)
Reference 23
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.
Observation 8da8496c-5ab6-4635-b819-c4095bc1bb8a · outbound
Threaded rings that swim in excitable media Ruiz-Villarreal, M
Reference 24
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.
Observation 119a2ec4-f76c-4c3c-ab21-96c01dbe51e7 · inbound
Threaded rings that swim in excitable media Threaded rings that swim in excitable media
Reference 7
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.