https://manpages.ubuntu.com/manpages/xenial/man3/Text::BibTeX::BibSort.3pm.html
Ubuntu Manpage: Text::BibTeX::BibSort - generate sort keys for bibliographic entries
generate sort keys for bibliographic entries
ubuntumanpagetextbibtex
https://ftp.math.utah.edu/pub/bibsort/bibsort-0.12.html
BIBSORT 1 "24 November 1997" "Version 0.12"
novemberversion