@article{KUKZ_1976_13_13_a17,
     author = {A. V. Kosterin and V. F. Sharafutdinov},
     title = {{\CYRI}{\cyrs}{\cyrp}{\cyro}{\cyrl}{\cyrsftsn}{\cyrz}{\cyro}{\cyrv}{\cyra}{\cyrn}{\cyri}{\cyre} {\cyrr}{\cyre}{\cyro}{\cyrl}{\cyro}{\cyrg}{\cyri}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyro}{\cyrishrt}
},
     journal = {Trudy seminara po kraevym zada\v{c}am},
     pages = {163--166},
     publisher = {mathdoc},
     volume = {13},
     number = {13},
     year = {1976},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/KUKZ_1976_13_13_a17/}
}