%0 Journal Article
%A Korec, Ivan
%T Disjoint covering systems and product-invariant relations
%J Mathematica slovaca
%D 1985
%P 233-237
%V 35
%N 3
%I mathdoc
%U http://geodesic.mathdoc.fr/item/MASLO_1985__35_3_a3/
%G en
%F MASLO_1985__35_3_a3