%0 Journal Article %A Chajda, Ivan %A ZednĂ­k, Josef %T Distributivity and modularity of lattices of quasiorders %J Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica %D 2003 %P 13-18 %V 42 %N 1 %U http://geodesic.mathdoc.fr/item/AUPO_2003_42_1_a1/ %G en %F AUPO_2003_42_1_a1