Defined in file biblio.asn C++ class: CCit_art Cit-art ::= SEQUENCE { -- article in journal or book title Title OPTIONAL , -- title of paper (ANSI requires) authors Auth-list OPTIONAL , -- authors (ANSI requires) from CHOICE { -- journal or book journal Cit-jour , book Cit-book , proc Cit-proc } , ids ArticleIdSet OPTIONAL } -- lots of ids