Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links, observed 2026-08-14T10:10:20.401768Z
Paper Citation Record · LEDGER
As of 15 August 2026, this Paper Citation Record lists 61 of 61 outbound references and 0 inbound Pith citation observations for arXiv:1909.00013.
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 2026-08-14T10:10:20.401768Z
One-hop event checks from named stored sources.
Source: scholarly_work_events, retraction_status_cache, observed 2026-08-15T06:32:42.880941+00:00
Pith citing papers itemized under the disclosed page cap.
Source: paper_references, paper_reference_links
A source-named dated measurement, never combined with another source.
Source: cited_works
61 of 61 outbound references displayed
External citation measurements
No source-named external measurement is stored.
Observation 0c31abd0-b04d-44bf-a4c7-89d627674be3 · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Unresolved cited work
Reference 1
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.
Observation 5761c497-6e60-4ed3-8a5d-b22a62b4e0f9 · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes In the first case, we can determine all coefficients us- ing the continuity of A and the first three derivatives at the point Q2 = Q2 P to fix all the coefficients
Reference 2
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.
Observation 001a0674-3e8f-44fa-b9dd-58373177a1c1 · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Unresolved cited work
Reference 3
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.
Observation be84442d-275a-4053-932c-52c91161d882 · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes The coefficient α3 can then be de- termined by Eq
Reference 4
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.
Observation 6ec5a1dc-aab0-49c8-af41-fcbafa8ebc41 · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Studies of Nucleon Resonance Structure in Exclusive Meson Electroproduction
Reference 5
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation bd248cc1-a1f1-4d1c-8040-6663e82bb50f · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Polarization Transfer Observables in Elastic Electron Proton Scattering at $Q^2 = $2.5, 5.2, 6.8, and 8.5 GeV$^2$
Reference 6
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation a3c92d28-2a28-431f-980e-31201c902346 · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Electroexcitation of nucleon resonances
Reference 7
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 56ecd2af-78df-4b51-a25a-c0daf7656554 · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Unitary Isobar Model - MAID2007
Reference 8
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 69fc5c81-888e-47a5-b9c9-cfdacc735424 · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes The Nucleon Distribution Amplitudes and their application to nucleon form factors and the $N \to \Delta$ transition at intermediate values of $Q^2$
Reference 9
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 29df7bd8-1234-40ac-9667-47bf0cd3738d · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes N to $\Delta$ transition amplitudes from QCD sum rules
Reference 10
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.
Observation 0a14e38c-535f-42bc-9f46-d00f78fba709 · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Electroproduction of the $N^\ast(1535)$ nucleon resonance in QCD
Reference 11
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.
Observation 4c663887-4d6f-4cef-ba86-5d5d3f3c239a · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Baryons as relativistic three-quark bound states
Reference 12
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation abc01e8b-05aa-4422-a7c2-b12f9543932c · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Dissecting nucleon transition electromagnetic form factors
Reference 13
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 7a879288-ca6d-4e0b-a134-0ac59c553f4f · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Excited Baryons in Holographic QCD
Reference 14
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 28bebd5d-030f-4b88-8944-b8aae0942c64 · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Light-Front Holographic QCD and Emerging Confinement
Reference 15
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation d30cb508-0933-4aee-9c09-c1901092eda6 · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Production of negative parity baryons in the holographic Sakai-Sugimoto model
Reference 16
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.
Observation c0c91d94-f158-492f-be69-982145fc03dc · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Valence quark contributions for the $\gamma^\ast N \to N(1440)$ form factors from Light-Front holography
Reference 17
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.
Observation 5a1f7486-43b8-4ed7-8489-059672f0f3fe · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Electromagnetic structure of nucleon and Roper in soft-wall AdS/QCD
Reference 18
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.
Observation 5e3468d6-1bad-48ba-ad02-7eeb55eece5e · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Electromagnetic structure of the nucleon and the Roper resonance in a light-front quark approach
Reference 19
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.
Observation 699e9a76-b6a7-4722-b9ed-24af4aef9387 · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Nucleon electromagnetic form factors and electroexcitation of low lying nucleon resonances in a light-front relativistic quark model
Reference 20
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation a24b9416-fe50-4a2b-9caa-9e47c8d6665c · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes A systematic study of longitudinal and transverse helicity amplidutes in the hypercentral Constituent Quark Model
Reference 21
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.
Observation f912216c-fa5a-4f3f-81b5-53f8775f1bdc · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes A simple relation between the gamma N -> N(1535) helicity amplitudes
Reference 22
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.
Observation bce4630d-0c5e-4cae-a68f-ace2857a1b98 · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Using the Single Quark Transition Model to predict nucleon resonance amplitudes
Reference 23
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.
Observation 7528c086-1128-4a54-9e17-93c96b361a10 · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Pion cloud and the $Q^2-$dependence of $\gamma^* N \leftrightarrow \Delta$ transition form factors
Reference 24
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.
Observation c0ff9083-0bbd-405d-abd1-afdcacff1ee8 · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Electromagnetic Meson Production in the Nucleon Resonance Region
Reference 25
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation fdd8de1f-4a8b-43ac-b51e-301a76ba7c57 · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Extraction and Interpretation of gamma N --> Delta Form Factors within a Dynamical Model
Reference 26
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.
Observation 0bfb8d35-b2e6-4692-885e-cffd8d8794b6 · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Unresolved cited work
Reference 27
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.
Observation 13833188-7206-4b9c-a83e-2e64bce20b55 · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Unresolved cited work
Reference 28
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.
Observation e64302f6-f16d-4ae1-805e-cafe662a3cc3 · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Unresolved cited work
Reference 29
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.
Observation 48abb802-2080-4ce5-aff3-c43b4bfa7324 · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Nucleon resonances in Compton scattering
Reference 30
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 9c0bb55a-f43e-4aa7-ab6c-9cb701b578c0 · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Improved empirical parametrizations of the $\gamma^\ast N \to N(1535)$ transition amplitudes and the Siegert's theorem
Reference 31
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.
Observation 77f24bb3-ef19-431f-b15d-7ca96ac4ea63 · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Improved empirical parametrizations of the $\gamma^\ast N \to \Delta(1232)$ and $\gamma^\ast N \to N(1520)$ helicity amplitudes and the Siegert's theorem
Reference 32
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.
Observation 6bceb15b-5246-4fce-9117-d5e91183586a · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Nucleon resonance contributions to unpolarised inclusive electron scattering
Reference 33
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.
Observation 7f172419-b333-47ee-bf0f-1b50e6a04826 · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Drechsel and L
Reference 34
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.
Observation 3e0dcba0-538e-4ede-8b27-0ed749b964d8 · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Amaldi, S
Reference 35
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.
Observation 5205881d-4d9e-41c7-9244-d61816fa8a05 · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Tiator, Few Body Syst
Reference 36
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.
Observation 5e53ebe3-10b3-4ac3-9480-266e76d830d2 · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Unresolved cited work
Reference 37
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.
Observation 10c7dfa9-a205-472f-bad8-d0785bc0a62f · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Unresolved cited work
Reference 38
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.
Observation c4ae8d17-2618-4143-98dc-95a7999bb8a5 · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Electroexcitation of nucleon resonances from CLAS data on single pion electroproduction
Reference 39
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 405e9f9a-e2a9-4c84-b140-83512a84d30d · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes A study of the $P_{11}(1440)$ and $D_{13}(1520)$ resonances from CLAS data on $ep \rightarrow e'\pi^{+} \pi^{-} p'$
Reference 40
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.
Observation 78d30f00-db19-48de-85b3-b81ba42994cb · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes New Results from the Studies of the $N(1440)1/2^+$, $N(1520)3/2^-$, and $\Delta(1620)1/2^-$ Resonances in Exclusive $ep \to e'p' \pi^+ \pi^-$ Electroproduction with the CLAS Detector
Reference 41
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.
Observation c71cd25a-a367-430d-bb09-52ebfd341d7c · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Unresolved cited work
Reference 42
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.
Observation 30bba05a-2fee-4e35-a609-f06875b01c2d · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Valence quark contributions for the gamma N -> P11(1440) form factors
Reference 43
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.
Observation 23bf1114-b70f-40b8-90c6-a15af3f03420 · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Parametrizations of the $\gamma^\ast N \to \Delta(1232)$ quadrupole form factors and Siegert's theorem
Reference 44
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.
Observation cbdb763d-7828-4a68-8d42-d36eaf308793 · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes New low-$Q^2$ measurements of the $\gamma^\ast N \to \Delta(1232)$ Coulomb quadrupole form factor, pion cloud parametrizations and Siegert's theorem
Reference 45
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.
Observation ad2e19be-24a5-4ed1-8fc0-9f10aefa58af · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Combined parametrization of the neutron electric form factor and the $\gamma^\ast N \to \Delta(1232)$ quadrupole form factors
Reference 46
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.
Observation 4eaddb98-d5c9-4d01-b626-2507d60fd06d · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Electromagnetic Properties of the Delta(1232)
Reference 47
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.
Observation 9e033394-d9f1-450f-8dd6-567af4e1506a · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Electromagnetic N->Delta transition and neutron form factors
Reference 48
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.
Observation fe9ed1a3-ac5d-499a-963d-d2aece145a7e · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Unresolved cited work
Reference 49
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 12f0dbeb-ca0a-49f1-a3d9-e1e2ebf23de9 · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Stajner et al
Reference 50
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.
Observation e197f13e-5bce-47c5-b413-18beb1837c41 · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Measurements of $ep \to e^\prime \pi^+n$ at W = 1.6 - 2.0 GeV and extraction of nucleon resonance electrocouplings at CLAS
Reference 51
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.
Observation 1ff12798-6245-424e-8c2f-6e0523286fe5 · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Studies of N^* structure from the CLAS meson electroproduction data
Reference 52
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 2811788e-97dc-4318-be73-84215c636b2d · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Blomberg et al
Reference 53
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.
Observation 71d782db-5ee0-4cc9-916f-8b331abac0b6 · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Stave et al
Reference 54
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.
Observation 3145ad01-815d-4883-ad4b-866dfa6412b9 · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Sparveris et al
Reference 55
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.
Observation 808be667-7759-4204-af65-38b538a0f20c · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Recent results on the nucleon resonance spectrum and structure from the CLAS detector
Reference 56
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.
Observation 787f0af7-5149-4def-95a0-906f5cdd12fa · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes $\pi^+$ photoproduction on the proton for photon energies from 0.725 to 2.875 GeV
Reference 57
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation f5be30d8-2394-40b1-a548-990fbb79c1f2 · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes A Covariant model for the nucleon and the $\Delta$
Reference 58
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.
Observation 1536defd-d541-4822-b184-5ee7863ed4a1 · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Valence quark contribution for the gamma N -> Delta quadrupole transition extracted from lattice QCD
Reference 59
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.
Observation 51d720c0-7f57-46ff-983f-8bfa676e81a7 · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Unresolved cited work
Reference 60
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.
Observation e34d305e-c530-4ab0-acd0-45c75e255e17 · outbound
Low-$Q^2$ empirical parametrizations of the $N^\ast$ helicity amplitudes Electromagnetic excitation of the Delta(1232)-resonance
Reference 61
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
No inbound Pith citation observations are available.