@article{IVM_1999_9_a5,
     author = {E. N. Sosov},
     title = {The best net, the best section, and the {Chebyshev} center of a~bounded set in an infinite-dimensional {Lobachevskii} space},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {42--47},
     publisher = {mathdoc},
     number = {9},
     year = {1999},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1999_9_a5/}
}