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 "Islam, Sardar M. N.",Mathematical economics of multi-level optimisation : theory and application,,Physica-Verlag,1998,Contributions to economics,,3790810509,,https://cir.nii.ac.jp/crid/1130282271424051584