@article{MI_1976__39_189344, author = {{\CYRB}.{\CYRB}. {\CYRK}{\cyra}{\cyrr}{\cyrk}{\cyrl}{\cyri}{\cyrn}{\cyrsftsn}{\cyrsh} and {\CYRV}.{\CYRB}. {\CYRK}{\cyra}{\cyrr}{\cyrk}{\cyrl}{\cyri}{\cyrn}{\cyrsftsn}}, title = {{\CYRU}{\cyrn}{\cyri}{\cyrv}{\cyre}{\cyrr}{\cyrs}{\cyra}{\cyrl}{\cyrsftsn}{\cyrn}{\cyro}- {\cyra}{\cyrv}{\cyrt}{\cyro}{\cyrm}{\cyro}{\cyrr}{\cyrf}{\cyrn}{\cyro}- {\cyri}{\cyrn}{\cyrv}{\cyre}{\cyrr}{\cyrs}{\cyrn}{\cyrery}{\cyre} {\cyrl}{\cyru}{\cyrp}{\cyrery}}, journal = {Matemati\v{c}eskie issledovani\^a}, pages = {82--86}, publisher = {mathdoc}, volume = {39}, year = {1976}, zbl = {0376.20045}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MI_1976__39_189344/} }