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 "Karpeshina, Yulia E.",Perturbation theory for the Schrödinger operator with a periodic potential,,Springer-Verlag,1997,Lecture notes in mathematics,,3540631364,,https://cir.nii.ac.jp/crid/1130282272603705088