@article{PA_1993_1_a9,
     author = {E. N. Stepanova},
     title = {{\CYRO} {\cyrp}{\cyrr}{\cyro}{\cyrs}{\cyrt}{\cyrr}{\cyra}{\cyrn}{\cyrs}{\cyrt}{\cyrv}{\cyre} {\cyrch}{\cyra}{\cyrs}{\cyrt}{\cyri}{\cyrch}{\cyrn}{\cyrery}{\cyrh} {\cyrs}{\cyre}{\cyrl}{\cyre}{\cyrk}{\cyrc}{\cyri}{\cyrishrt}},
     journal = {Problemy analiza},
     pages = {70--76},
     publisher = {mathdoc},
     number = {1},
     year = {1993},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/PA_1993_1_a9/}
}