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
"Papadopoulos, Athanase","Metric spaces, convexity and nonpositive curvature",,European Mathematical Society,2005,IRMA lectures in mathematics and theoretical physics,,3037190108,,https://cir.nii.ac.jp/crid/1130282269771086464