Nelson, Evelyn Not every equational class of infinitary algebras contains a simple algebra. (English) Zbl 0283.08003 Colloq. Math. 30, 27-30 (1974). Cited in 3 Documents MSC: 08Axx Algebraic structures 08B99 Varieties PDFBibTeX XMLCite \textit{E. Nelson}, Colloq. Math. 30, 27--30 (1974; Zbl 0283.08003) Full Text: DOI