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 "Ponstein, Jacob",Approaches to the theory of optimization,,Cambridge University Press,1980,Cambridge tracts in mathematics,,"0521231558,0521604915",,https://cir.nii.ac.jp/crid/1130282272926223232