Broken Identifier

arXiv:2604.21535 · detector doi_compliance · incontrovertible · 2026-05-20 00:55:09.729165+00:00

critical doi_compliance broken_identifier

DOI '10.1142/0233' as printed in the bibliography is syntactically invalid and cannot resolve.

Paper page Integrity report arXiv Try DOI

Evidence text

M. Gasperini and V. de Sabbata,Introduc- tion to Gravitation(World Scientific, 1986) https://www.worldscientific.com/doi/pdf/10.1142/0233

Evidence payload

{
  "doi_as_printed": "10.1142/0233",
  "raw_excerpt": "M. Gasperini and V. de Sabbata,Introduc- tion to Gravitation(World Scientific, 1986) https://www.worldscientific.com/doi/pdf/10.1142/0233",
  "ref_index": 60,
  "verdict_class": "incontrovertible"
}