%0 Journal Article %A George Tomanov %T Properly discontinuous group actions on affine homogeneous spaces %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 2016 %P 268-279 %V 292 %I mathdoc %U http://geodesic.mathdoc.fr/item/TM_2016_292_a16/ %G en %F TM_2016_292_a16