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BibTeX & DOI tools

Three treatments for your references — powered by CrossRef, exact matches only, your file auto-deleted within an hour.

Add missing DOIs to your .bib

Drop your .bib file. We look up every entry without a DOI on CrossRef and fill it in — only when the title matches exactly.

.bib file —

Upload your manuscript (.tex, .Rmd, .qmd, .md) and your .bib — we keep only the entries you actually cite and drop the rest.

Manuscript —

.bib file —

Paste any DOI and get a clean BibTeX entry, ready to cite.

Lookups run live against CrossRef and doi.org. Your file is processed and deleted — auto-deleted within an hour.