%0 Journal Article %A Chajda, Ivan %T Tolerances on $q$-lattices %J Czechoslovak Mathematical Journal %D 1996 %P 21-28 %V 46 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1996.127266/ %R 10.21136/CMJ.1996.127266 %G en %F 10_21136_CMJ_1996_127266