Haviar, Alfonz; Haviar, Miroslav Weak subgroupoid lattices. (English) Zbl 1338.08003 Math. Slovaca 64, No. 3, 665-674 (2014). Reviewer: Konrad Pióro (Warsaw) MSC: 08A55 08A30 06B15 20N02 PDF BibTeX XML Cite \textit{A. Haviar} and \textit{M. Haviar}, Math. Slovaca 64, No. 3, 665--674 (2014; Zbl 1338.08003) Full Text: DOI Link OpenURL
Pióro, K. On subgroupoid lattices of some finite groupoid. (English) Zbl 1087.08003 Acta Math. Univ. Comen., New Ser. 72, No. 2, 147-157 (2003). MSC: 08A30 05C65 20N02 PDF BibTeX XML Cite \textit{K. Pióro}, Acta Math. Univ. Comen., New Ser. 72, No. 2, 147--157 (2003; Zbl 1087.08003) Full Text: EuDML EMIS OpenURL