Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) WILDBERGER N. J.,Finite commutative hypergroups and applications from group theory to conformal field theory,Applications of hypergroups and related measure algebras,,Amer. Math. Soc.,1995,,,,https://cir.nii.ac.jp/crid/1573105975304464512,