@techreport{weko_184228_1,
   author	 = "高木,理",
   title	 = "事象発生頻度の変化を表現するための論理",
   year 	 = "2017",
   institution	 = "群馬大学社会情報学部",
   number	 = "13",
   month	 = "nov"
}