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
"Ruttkowski, Wolfgang",The main differences between Roman Ingarden's and Nicolai Hartmann's strata-systems,,GRIN Verlag,1990,Dokument,,9783638839150,,https://cir.nii.ac.jp/crid/1130282272270934400