%0 Journal Article %A Vanžurová, Alena %T Construction of one epimorphism of projective planes over Cartesian groups %J Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica %D 1988 %P 49-53 %V 27 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/AUPO_1988__27_1_a3/ %G en %F AUPO_1988__27_1_a3