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 "Sobolev, A. V. (Aleksandr Vladimirovich)",Pseudo-differential operators with discontinuous symbols : Widom's conjecture,,American Mathematical Society,2012,Memoirs of the American Mathematical Society,,9780821884874,,https://cir.nii.ac.jp/crid/1130000796209985664