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 "Masiello, A. (Antonio)",Variational methods in Lorentzian geometry,,"Longman Scientific & Technical,Wiley & Sons",1994,Pitman research notes in mathematics series,,0582237998,,https://cir.nii.ac.jp/crid/1130282271684708096