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 "Ratnapāla, Nandasēna",The Katikāvatas : laws of the Buddhist Order of Ceylon from the 12th century to the 18th century,,,1971,Münchener Studien zur Sprachwissenschaft,,,,https://cir.nii.ac.jp/crid/1130000794355915392