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
"Giaquinta, Mariano",Multiple integrals in the calculus of variations and non linear elliptic systems,,Universität Bonn,1981,Sonderforschungsbereich,,,,https://cir.nii.ac.jp/crid/1130000795669568512