Rich, R. P. Completely simple ideals of a semigroup. (English) Zbl 0041.35801 Am. J. Math. 71, 883-885 (1949). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 5 Documents Keywords:Group theory PDF BibTeX XML Cite \textit{R. P. Rich}, Am. J. Math. 71, 883--885 (1949; Zbl 0041.35801) Full Text: DOI OpenURL