Halaš, Radomír Relative polars in ordered sets. (English) Zbl 1047.06001 Czech. Math. J. 50, No. 2, 415-429 (2000). MSC: 06A06 PDF BibTeX XML Cite \textit{R. Halaš}, Czech. Math. J. 50, No. 2, 415--429 (2000; Zbl 1047.06001) Full Text: DOI EuDML OpenURL
Rachůnek, Jiří On \(o\)-modular and \(o\)-distributive semilattices. (English) Zbl 0758.06003 Math. Slovaca 42, No. 1, 3-13 (1992). Reviewer: T.B.Muenzenberger (Manhattan) MSC: 06A12 PDF BibTeX XML Cite \textit{J. Rachůnek}, Math. Slovaca 42, No. 1, 3--13 (1992; Zbl 0758.06003) OpenURL