@article{KUMEM_1995_3_2_a6, author = {R. F. Polishchuk}, title = {{\CYRO}{\cyrt} {\cyrp}{\cyra}{\cyrn}{\cyrg}{\cyre}{\cyro}{\cyrm}{\cyre}{\cyrt}{\cyrr}{\cyri}{\cyri} {{\CYRL}{\cyro}{\cyrb}{\cyra}{\cyrch}{\cyre}{\cyrv}{\cyrs}{\cyrk}{\cyro}{\cyrg}{\cyro}} {\cyrk}~{\cyrp}{\cyrr}{\cyre}{\cyrd}{\cyrg}{\cyre}{\cyro}{\cyrm}{\cyre}{\cyrt}{\cyrr}{\cyri}{\cyri} {{\CYRU}{\cyri}{\cyrl}{\cyre}{\cyrr}{\cyra}}}, journal = {In memoriam N. I. Lobatschevskii}, pages = {56--61}, year = {1995}, volume = {3}, number = {2}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/KUMEM_1995_3_2_a6/} }