Man pages matching name text::bibtex::bib in section 3pm:

Text::BibTeX::Bib.3pm.en	debian 10 / libtext-bibtex-perl
Text::BibTeX::Bib.3pm.en	debian 11 / libtext-bibtex-perl
Text::BibTeX::Bib.3pm.en	debian 12 / libtext-bibtex-perl