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 "Dumitraşcu, S.",Topologies on universal algebras,,Tipografia Universităţii din Timişoara,1995,Monografii matematice,,,,https://cir.nii.ac.jp/crid/1130000793925884928