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 "Kassay, Gábor and Rădulescu, Vicenţiu D.",Equilibrium problems and applications,,Academic Press,2019,Mathematics in science and engineering : a series of monographs and textbooks,,9780128110294,,https://cir.nii.ac.jp/crid/1130282271439970688