@article{UZERU_1986_3_a5, author = {V. S. Sarkisyan and V. M. Belubekyan}, title = {{\CYRO}{\cyrb} {\cyro}{\cyrd}{\cyrn}{\cyro}{\cyrishrt} {\cyra}{\cyrn}{\cyrt}{\cyri}{\cyrp}{\cyrl}{\cyro}{\cyrs}{\cyrk}{\cyro}{\cyrishrt} {\cyrz}{\cyra}{\cyrd}{\cyra}{\cyrch}{\cyre} {\cyrd}{\cyrl}{\cyrya} {\cyrk}{\cyrl}{\cyri}{\cyrn}{\cyra}}, journal = {Proceedings of the Yerevan State University. Physical and mathematical sciences}, pages = {36--40}, publisher = {mathdoc}, number = {3}, year = {1986}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/UZERU_1986_3_a5/} }