著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL
"Virkkunen, Virpi",Current market position and future earnings power : Finnish paper industry firms 1970-1985,,"The Helsinki School of Economics and Business Administration, 1992",1992,Helsingin Kauppakorkeakoulun julkaisuja,,9517021143,,https://cir.nii.ac.jp/crid/1130282271269819648