%0 Journal Article %A A. M. Vershik %T The universal Urysohn space, Gromov metric triples and random metrics on the natural numbers %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1998 %P 921-928 %V 53 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1998_53_5_a2/ %G en %F RM_1998_53_5_a2