@techreport{weko_20357_1,
   author	 = "藤原,進 and 福村,好美",
   title	 = "ディレクトリ情報トリー構成法の検討",
   year 	 = "1993",
   institution	 = "NTT情報通信網研究所, NTT情報通信網研究所",
   number	 = "77(1993-DBS-095)",
   month	 = "sep"
}