@article{DAN_1960_131_1_a36, author = {A. A. Pirogov and A. I. Kovalev}, title = {{\CYRP}{\cyro}{\cyrp}{\cyrr}{\cyra}{\cyrv}{\cyrk}{\cyri} {\cyrk} {\cyrs}{\cyrt}{\cyra}{\cyrt}{\cyrsftsn}{\cyre} {``{\CYREREV}{\cyrl}{\cyre}{\cyrk}{\cyrt}{\cyrr}{\cyro}{\cyrn}{\cyrn}{\cyro}{\cyrm}{\cyri}{\cyrk}{\cyrr}{\cyro}{\cyrs}{\cyrk}{\cyro}{\cyrp}{\cyri}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyro}{\cyre}} {\cyri}{\cyrs}{\cyrs}{\cyrl}{\cyre}{\cyrd}{\cyro}{\cyrv}{\cyra}{\cyrn}{\cyri}{\cyre} {\cyrv}{\cyrl}{\cyri}{\cyrya}{\cyrn}{\cyri}{\cyrya} {\cyrp}{\cyro}{\cyrv}{\cyre}{\cyrr}{\cyrh}{\cyrn}{\cyro}{\cyrs}{\cyrt}{\cyrn}{\cyro}-{\cyra}{\cyrk}{\cyrt}{\cyri}{\cyrv}{\cyrn}{\cyrery}{\cyrh} {\cyrd}{\cyro}{\cyrb}{\cyra}{\cyrv}{\cyro}{\cyrk} {\cyrn}{\cyra} {\cyrg}{\cyri}{\cyrd}{\cyrr}{\cyra}{\cyrt}{\cyra}{\cyrc}{\cyri}{\cyryu} {\cyrp}{\cyre}{\cyrr}{\cyri}{\cyrk}{\cyrl}{\cyra}{\cyrz}{\cyra}'' {({\CYRD}{\CYRA}{\CYRN},} {\cyrt}.~125, {\No~4,} 1959~{\cyrg}.)}, journal = {Doklady Akademii Nauk}, pages = {8}, publisher = {mathdoc}, volume = {131}, number = {1}, year = {1960}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1960_131_1_a36/} }