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 "飯田, 善郎",The effect of incomplete information on the duopoly of R&D joint ventures,,Faculty of Economics and Osaka School of International Public Policy (OSIPP) Osaka University,1997,Discussion papers in economics and business,,,,https://cir.nii.ac.jp/crid/1130000797150587776