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
"Bochkarev, S. V. (Sergeĭ Viktorovich)",A method of averaging in the theory of orthogonal series and some problems in the theory of bases,,American Mathematical Society,1980,Proceedings of the Steklov Institute of Mathematics,,0821830457,,https://cir.nii.ac.jp/crid/1130000794451407232