@article{weko_16264_1,
   author	 = "小澤,孝夫 and 高橋,博之",
   title	 = "PQ - 木を用いたグラフの平面化アルゴリズム",
   journal	 = "情報処理学会論文誌",
   year 	 = "1981",
   volume	 = "22",
   number	 = "1",
   pages	 = "9--15",
   month	 = "jan"
}