@article{DAN_1973_212_1_a23,
     author = {R. V. Duduchava},
     title = {{\CYRP}{\cyro}{\cyrp}{\cyrr}{\cyra}{\cyrv}{\cyrk}{\cyri} {\cyrk} {\cyrs}{\cyrt}{\cyra}{\cyrt}{\cyrsftsn}{\cyre} {``{\CYRD}{\cyri}{\cyrs}{\cyrk}{\cyrr}{\cyre}{\cyrt}{\cyrn}{\cyrery}{\cyre}} {\cyru}{\cyrr}{\cyra}{\cyrv}{\cyrn}{\cyre}{\cyrn}{\cyri}{\cyrya} {{\CYRV}{\cyri}{\cyrn}{\cyre}{\cyrr}{\cyra}--{\CYRH}{\cyro}{\cyrp}{\cyrf}{\cyra},} {\cyrs}{\cyro}{\cyrs}{\cyrt}{\cyra}{\cyrv}{\cyrl}{\cyre}{\cyrn}{\cyrn}{\cyrery}{\cyre} {\cyri}{\cyrz} {\cyrk}{\cyro}{\cyrerev}{\cyrf}{\cyrf}{\cyri}{\cyrc}{\cyri}{\cyre}{\cyrn}{\cyrt}{\cyro}{\cyrv} {{\CYRF}{\cyru}{\cyrr}{\cyrsftsn}{\cyre}} {\cyrk}{\cyru}{\cyrs}{\cyro}{\cyrch}{\cyrn}{\cyro}-{\cyrv}{\cyri}{\cyrn}{\cyre}{\cyrr}{\cyro}{\cyrv}{\cyrs}{\cyrk}{\cyri}{\cyrh} {\cyrf}{\cyru}{\cyrn}{\cyrk}{\cyrc}{\cyri}{\cyrishrt}'' 
},
     journal = {Doklady Akademii Nauk},
     pages = {10},
     publisher = {mathdoc},
     volume = {212},
     number = {1},
     year = {1973},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1973_212_1_a23/}
}