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 Maik Nauka/Interperiodica publishing,Optimal control and differential equations,,Маик Наука/Interperiodica publishing,1995,Proceedings of the Steklov Institute of Mathematics,,,,https://cir.nii.ac.jp/crid/1130282269177262464