%0 Journal Article %A S. V. Dyatlov %T The Sectional Curvature Remains Positive When Taking Quotients by Certain Nonfree Actions %J Matematičeskie trudy %D 2007 %P 62-91 %V 10 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/MT_2007_10_2_a2/ %G ru %F MT_2007_10_2_a2