@article{DAN_1976_227_2_a23, author = {D. V. Zagrebin}, title = {{\CYRP}{\cyro}{\cyrp}{\cyrr}{\cyra}{\cyrv}{\cyrk}{\cyri} {\cyrk} {\cyrs}{\cyrt}{\cyra}{\cyrt}{\cyrsftsn}{\cyre} {{\textquotedblleft}{\CYRO}} {\cyrg}{\cyrr}{\cyra}{\cyrv}{\cyri}{\cyrt}{\cyra}{\cyrc}{\cyri}{\cyro}{\cyrn}{\cyrn}{\cyro}{\cyrm} {\cyrp}{\cyro}{\cyrl}{\cyre} {{\CYRM}{\cyra}{\cyrr}{\cyrs}{\cyra}{\textquotedblright}} {({\CYRD}{\CYRA}{\CYRN},} {\cyrt}.~219, ~1, 1974~{\cyrg}.)}, journal = {Doklady Akademii Nauk}, pages = {264}, year = {1976}, volume = {227}, number = {2}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1976_227_2_a23/} }