The function prints or returns the citation string of a chosen object/item.
reference(dat, var = NULL, ver = NULL, print = TRUE, prefix = "")(characater) Object downloaded with fetch or the database identifier string.
(character) In case dat is character, the variable identifier.
(character) In case dat is character, the version identifier.
(logical) Should the citations be printed to the console, or returned as a character vector.
(characater) In case the output is printed on the console. Use this to include a prefix before every entry.
The function is intended to be updated to handle BibTEX entries.