Unresolvable Identifier

arXiv:2604.26882 · detector doi_compliance · cross_source · 2026-05-19 19:43:49.357533+00:00

critical doi_compliance unresolvable_identifier

Identifier '10.1016/0191-2615(79' is syntactically valid but the DOI registry (doi.org) returned 404, and Crossref / OpenAlex / internal corpus also have no record. The cited work could not be located through any authoritative source.

Paper page Integrity report arXiv Try DOI

Evidence text

1 Mustafa Abdulaal and Larry J. LeBlanc. Continuous equilibrium network design models. Transportation Research Part B: Methodological, 13:19–32, 1979.doi:10.1016/0191-2615(79) 90004-3. 2 D. Bienstock and O. Günlük. Capacitated network design – Polyhedral structure and compu- tation.INFORMS Journal on Computing, 8:243–259, 1996.doi:10.1287/ijoc.8.3.243. 3 G. Birkhoff and J. B. Diaz. Non-linear network problems.Quarterly of Applied Mathematics, 13(4):431–443,

Evidence payload

{
  "arxiv_id": null,
  "checked_sources": [
    "crossref_by_doi",
    "openalex_by_doi",
    "doi_org_head"
  ],
  "doi": "10.1016/0191-2615(79",
  "raw_excerpt": "1 Mustafa Abdulaal and Larry J. LeBlanc. Continuous equilibrium network design models. Transportation Research Part B: Methodological, 13:19\u201332, 1979.doi:10.1016/0191-2615(79) 90004-3. 2 D. Bienstock and O. G\u00fcnl\u00fck. Capacitated network design \u2013 Polyhedral structure and compu- tation.INFORMS Journal on Computing, 8:243\u2013259, 1996.doi:10.1287/ijoc.8.3.243. 3 G. Birkhoff and J. B. Diaz. Non-linear netw",
  "ref_index": 1,
  "verdict_class": "cross_source"
}