Author,Title,Edition,Publisher,Year,Series,Number,ISBN,ISSN,URL
"Bossert, Walter and Sprumont, Yves and 鈴村, 興太郎",Upper semicontinuous extensions of binary relations,,"Institute of Economic Research, Hitotsubashi University",2002,Discussion paper series,,,,https://cir.nii.ac.jp/crid/1130000794178469120