Unresolvable Identifier

arXiv:2604.24520 · detector doi_compliance · cross_source · 2026-05-19 22:02:12.367491+00:00

critical doi_compliance unresolvable_identifier

Identifier '10.1016/s0301-9322(03)00090-9' 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

Razzaque, Md Mamunur, Tomiyama, Akio and Kataoka, Ichiro. “Bubble size in coalescence dominant regime of turbulent air–water flow through horizontal pipes.”Inter- national Journal of Multiphase FlowVol. 29 No. 9 (2003): pp. 1451–1471. DOI 10.1016/S0301-9322(03)00090-9

Evidence payload

{
  "arxiv_id": null,
  "checked_sources": [
    "crossref_by_doi",
    "openalex_by_doi",
    "doi_org_head"
  ],
  "doi": "10.1016/s0301-9322(03)00090-9",
  "raw_excerpt": "Razzaque, Md Mamunur, Tomiyama, Akio and Kataoka, Ichiro. \u201cBubble size in coalescence dominant regime of turbulent air\u2013water flow through horizontal pipes.\u201dInter- national Journal of Multiphase FlowVol. 29 No. 9 (2003): pp. 1451\u20131471. DOI 10.1016/S0301-9322(03)00090-9",
  "ref_index": 50,
  "verdict_class": "cross_source"
}