%0 Journal Article %A E. N. Sosov %T The best net, the best section, and the Chebyshev center of a~bounded set in an infinite-dimensional Lobachevskii space %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1999 %P 42-47 %N 9 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1999_9_a5/ %G ru %F IVM_1999_9_a5