@techreport{weko_39815_1, author = "久保田,浩司 and 春田,勝彦", title = "文書格納・検索(DFR)応用の標準化動向", year = "1992", institution = "NTT通信網総合研究所, NTT通信網総合研究所", number = "5(1991-IS-037)", month = "jan" }