Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) "Hamada, Kojun and Takarada, Yasuhiro",Profitable Mergers in Cournot and Stackelberg Markets: 80 Percent Share Rule Revisited,新潟大学経済学年報,03857697,新潟大学経済学部,2007-02,31,,153-160,https://cir.nii.ac.jp/crid/1050564289185847424,