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 "Friedlander, F. G. (Friedrich Gerard)",The wave equation on a curved space-time,,Cambridge University Press,1975,Cambridge monographs on mathematical physics,,0521205670,,https://cir.nii.ac.jp/crid/1130000794022306816