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
"Girlich, Eberhard and Kovalev, Mikhail Mikhaĭlovich",Nichtlineare diskrete Optimierung,,Akademie-Verlag,1981,Mathematical research = Mathematische Forschung,,,,https://cir.nii.ac.jp/crid/1130000796060178048