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
"Petkov, Vesselin and Stoyanov, Luchezar N.",Geometry of reflecting rays and inverse spectral problems,,Wiley,1992,Pure and applied mathematics,,0471931748,,https://cir.nii.ac.jp/crid/1130000797688686208