@techreport{weko_195696_1,
   author	 = "三石,貴志",
   title	 = "円座標系上の周期関数型メンバシップ関数の重心に関する研究",
   year 	 = "2019",
   institution	 = "流通科学大学",
   number	 = "27",
   month	 = "may"
}