@techreport{weko_30563_1,
   author	 = "立木,秀樹",
   title	 = "型変換とマージ・オペレータのopfibrationによる意味づけ",
   year 	 = "1993",
   institution	 = "慶應義塾大学環境情報学部",
   number	 = "46(1993-PRO-012)",
   month	 = "may"
}