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
"Halonen, Maija",Vertical oligopolistic markets - the export market for forest products,,Helsinki School of Economics,1990,Helsingin Kauppakorkeakoulun julkaisuja,,951700852X,,https://cir.nii.ac.jp/crid/1130282270644311296