обрабатывать библиографические ссылки для groff (process bibliographic references for groff)
Синопсис (Synopsis)
refer [-benCPRS] [-a n] [-B field.macro] [-c fields] [-f n]
[-i fields] [-k field] [-l range-expression] [-p database-
file] [-s fields] [-t n] [file ...]
refer --help
refer -v
refer --version
