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 "Fomenko, Anatoliĭ Timofeevich",Variational principles of topology : multidimensional minimal surface theory,,Kluwer Academic,1990,Mathematics and its applications,,0792302303,,https://cir.nii.ac.jp/crid/1130282273111516160