%0 Journal Article %A Jakubík, Ján %A Lihová, Judita %T On the cancellation law for disconnected partially ordered sets %J Mathematica slovaca %D 2004 %P 215-223 %V 54 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/MASLO_2004__54_3_a0/ %G en %F MASLO_2004__54_3_a0