DOI Meta-Sanitizer

Look up and verify DOI metadata via CrossRef — free online tool

All Citation & References

DOI input

BibTeX output

Output will appear here…

How it works

Queries the CrossRef public API for the given DOI and returns a clean BibTeX entry. No API key required.

Accepts bare DOIs (10.1038/…) or full https://doi.org/… URLs.

More in Citation & References

BibTeX Case Guardian

Wraps ALLCAPS tokens in braces so BibTeX preserves capitalisation.

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Strips non-required fields from .bib entries for clean submissions.

Group Citation Sorter

Sorts grouped in-text citations numerically, e.g. [3,1,2] → [1,2,3].