@article{weko_8417_1,
   author	 = "扇谷,紳一 and 石桁,正士",
   title	 = "図形の固有値の樹とその応用",
   journal	 = "情報処理",
   year 	 = "1971",
   volume	 = "12",
   number	 = "1",
   month	 = "jan"
}