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
"Schechter, Martin",Spectra of partial differential operators,2nd ed,North-Holland,1986,North-Holland series in applied mathematics and mechanics,,044487822X,,https://cir.nii.ac.jp/crid/1130282270620429696