%0 Journal Article %A A. Yu. Volovikov %T The genus of $G$-spaces and topological lower bounds for chromatic numbers of hypergraphs %J Fundamentalʹnaâ i prikladnaâ matematika %D 2005 %P 33-48 %V 11 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/FPM_2005_11_4_a2/ %G ru %F FPM_2005_11_4_a2