@article{weko_13159_1,
   author	 = "小山,雅史 and 泓田,正雄 and 岡田,真 and 青江,順一",
   title	 = "格構造解析における概念階層の効率的判定アルゴリズム",
   journal	 = "情報処理学会論文誌",
   year 	 = "1998",
   volume	 = "39",
   number	 = "3",
   pages	 = "551--558",
   month	 = "mar"
}