%0 Journal Article %A Duda, Jaromír %T Mal'cev conditions for directly decomposable compatible relations %J Czechoslovak Mathematical Journal %D 1989 %P 674-680 %V 39 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1989.102343/ %R 10.21136/CMJ.1989.102343 %G en %F 10_21136_CMJ_1989_102343