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 "Tuomala, Matti",Studies in the theory of optimal income taxation,,Suomalainen Tiedeakatemia,1987,Annales Academiæ Scientiarum Fennicæ,,9514105281,,https://cir.nii.ac.jp/crid/1130282271111827584