@article{VMUMM_1999_3_a0,
     author = {S. A. Bogatyi and Yu. M. Smirnov and V. V. Fedorchuk},
     title = {Pavel {Samuilovitch} {Urysohn}},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {3--4},
     year = {1999},
     number = {3},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_1999_3_a0/}
}