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 "Ahnert, Frank and International Conference on Geomorphology",Landforms and landform evolution in West Germany,,Catena,1989,Catena supplement,,3923381182,,https://cir.nii.ac.jp/crid/1130000793906532352