@article{CMUC_1975__16_2_a13, author = {L'vovskij, M. N.}, title = {{\CYRO}{\cyrb} {\cyri}c{\cyrk}a{\cyrzh}e{\cyrn}{\cyri}{\cyri} {\cyrp}p{\cyri} {\cyrg}{\cyro}{\cyrl}{\cyro}{\cyrm}{\cyro}{\cyrr}{\cyrf}{\cyrn}{\cyrery}x o{\cyrt}o{\cyrb}pa{\cyrzh}e{\cyrn}{\cyri}{\cyrya}x {\cyrv} {\cyrg}{\cyri}{\cyrp}ep{\cyrb}o{\cyrl}{\cyri}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyri}{\cyre} {\cyrm}{\cyrn}{\cyro}{\cyrg}{\cyro}o{\cyrb}pa{\cyrerev}{\cyri}{\cyrya}}, journal = {Commentationes Mathematicae Universitatis Carolinae}, pages = {387--391}, publisher = {mathdoc}, volume = {16}, number = {2}, year = {1975}, mrnumber = {0369744}, zbl = {0307.32021}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/CMUC_1975__16_2_a13/} }