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
"Pełczyński, Aleksander","Linear extensions, linear averagings, and their applications to linear topological classification of spaces of continuous functions",,Państwowe Wydawn. Naukowe,1968,Dissertationes mathematicae,,,,https://cir.nii.ac.jp/crid/1130000797666329088