Steinfeld, O. On groupoid lattices. (English) Zbl 0421.06018 Contributions to general algebra, Proc. Klagenfurt Conf. 1978, 357-372 (1979). MSC: 06F99 16D70 16Dxx 20M10 20M14 20F12 20E07 PDFBibTeX XML
Steinfeld, O. Some remarks on algebraic groupoid-lattices. (English) Zbl 0381.06009 Lattice Theory, Szeged 1974, Colloq. Math. Soc. Janos Bolyai 14, 413-420 (1976). MSC: 06B20 08B15 06F05 06F99 PDFBibTeX XML
Steinfeld, O. Bemerkungen über die f-Semiprimelemente der negativ geordneten vf- Verbände. (Remarks on the f-semiprime elements of the negatively ordered rf-lattices.). (German) Zbl 0232.06014 Period. Math. Hung. 1, 221-227 (1971). MSC: 06F99 PDFBibTeX XMLCite \textit{O. Steinfeld}, Period. Math. Hung. 1, 221--227 (1971; Zbl 0232.06014) Full Text: DOI