Takahashi, Shuichi A characterization of group rings as a special class of Hopf algebras. (English) Zbl 0143.26705 Can. Math. Bull. 8, 465-475 (1965). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 5 Documents Keywords:associative rings PDF BibTeX XML Cite \textit{S. Takahashi}, Can. Math. Bull. 8, 465--475 (1965; Zbl 0143.26705) Full Text: DOI OpenURL