%0 Journal Article %A Růžička, Pavel %T The graphs of join-semilattices and the shape of congruence lattices of particle lattices %J Commentationes Mathematicae Universitatis Carolinae %D 2017 %P 275-291 %V 58 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.14712/1213-7243.2015.214/ %R 10.14712/1213-7243.2015.214 %G en %F 10_14712_1213_7243_2015_214