%0 Journal Article %T Pavel Samuilovich Urysohn (photo) %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1998 %V 53 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1998_53_5_a21/ %G ru %F RM_1998_53_5_a21