@article{IVM_1986_4_a16,
     author = {O. A. Sdvizhkov},
     title = {$K=\mathrm{const}$ surfaces of the space $\Gamma_3$},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {79--81},
     publisher = {mathdoc},
     number = {4},
     year = {1986},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1986_4_a16/}
}