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
"Berestycki, Henri and Coron, Jean-Michel and Ekeland, Ivar and Conference on ""Variational Problems"" (1988 : Paris)","Variational methods : proceedings of a conference, Paris, June 1988",,Birkhäuser,1990,Progress in nonlinear differential equations and their applications,,"0817634525,3764334525",,https://cir.nii.ac.jp/crid/1130000796571369984