@article{10_21136_CMJ_1987_102130,
     author = {Koldunov, A. V. and Rotkovi\v{c}, G. Ja.},
     title = {{\CYRA}{\cyrr}{\cyrh}{\cyri}{\cyrm}{\cyre}{\cyrd}{\cyro}{\cyrv}{\cyrery} {\cyrr}{\cyre}{\cyrsh}{\cyre}{\cyrt}{\cyro}{\cyrch}{\cyrn}{\cyro} {\cyru}{\cyrp}{\cyro}{\cyrr}{\cyrya}{\cyrd}{\cyro}{\cyrch}{\cyre}{\cyrn}{\cyrn}{\cyrery}{\cyre} {\cyrg}{\cyrr}{\cyru}{\cyrp}{\cyrp}{\cyrery} co {\cyrs}{\cyrv}{\cyro}{\cyrishrt}{\cyrs}{\cyrt}{\cyrv}{\cyro}{\cyrm} {\cyro}{\cyrt}{\cyrshch}{\cyre}{\cyrp}{\cyrl}{\cyrya}{\cyre}{\cyrm}{\cyro}{\cyrs}{\cyrt}{\cyri}},
     journal = {Czechoslovak Mathematical Journal},
     pages = {7--18},
     publisher = {mathdoc},
     volume = {37},
     number = {1},
     year = {1987},
     doi = {10.21136/CMJ.1987.102130},
     mrnumber = {875123},
     zbl = {0628.06014},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1987.102130/}
}