@article{weko_7242_1,
   author	 = "米沢,和夫",
   title	 = "札幌地下鉄トータルシステム",
   journal	 = "情報処理",
   year 	 = "1977",
   volume	 = "18",
   number	 = "10",
   month	 = "oct"
}