%0 Journal Article %A Poljak, Svatopluk %A Pultr, Aleš %T Representing graphs by means of strong and weak products %J Commentationes Mathematicae Universitatis Carolinae %D 1981 %P 449-466 %V 22 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMUC_1981__22_3_a1/ %G en %F CMUC_1981__22_3_a1