@article{SJIM_2008_11_3_a10, author = {R. K. Romanovskii and O. G. Zhukova}, title = {{\CYRG}{\cyrr}{\cyra}{\cyrn}{\cyri}{\cyrch}{\cyrn}{\cyro}{\cyre} {\cyru}{\cyrp}{\cyrr}{\cyra}{\cyrv}{\cyrl}{\cyre}{\cyrn}{\cyri}{\cyre} {\cyrp}{\cyrr}{\cyro}{\cyrc}{\cyre}{\cyrs}{\cyrs}{\cyro}{\cyrm} {\cyrt}{\cyre}{\cyrp}{\cyrl}{\cyro}{\cyrp}{\cyre}{\cyrr}{\cyre}{\cyrn}{\cyro}{\cyrs}{\cyra} {\cyrv}~{\cyrd}{\cyrv}{\cyru}{\cyrm}{\cyre}{\cyrr}{\cyrn}{\cyro}{\cyrm} {\cyrm}{\cyra}{\cyrt}{\cyre}{\cyrr}{\cyri}{\cyra}{\cyrl}{\cyre}. {{\CYRG}{\cyri}{\cyrp}{\cyre}{\cyrr}{\cyrb}{\cyro}{\cyrl}{\cyri}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyra}{\cyrya}} {\cyrm}{\cyro}{\cyrd}{\cyre}{\cyrl}{\cyrsftsn}}, journal = {Sibirskij \v{z}urnal industrialʹnoj matematiki}, pages = {119--125}, publisher = {mathdoc}, volume = {11}, number = {3}, year = {2008}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/SJIM_2008_11_3_a10/} }