use­bib – A sim­ple bib­li­og­ra­phy pro­ces­sor

The pack­age is de­scribed by its au­thor as “a poor per­son’s re­place­ment for the more pow­er­ful meth­ods pro­vided by bibla­tex to ac­cess data from a .bib file”.
Its prin­ci­ple com­mands are \bib­in­put (which spec­i­fies a database to use) and \use­bib­data (which type­sets a sin­gle field from a spec­i­fied en­try in that database.