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 "Aleksandrov, A. D. (Aleksandr Danilovich) and Zalgaller, V. A. (Viktor A.)",Two-dimensional manifolds of bounded curvature,,American Mathematical Society,1967,Proceedings of the Steklov Institute of Mathematics,,,,https://cir.nii.ac.jp/crid/1130000797051113856