@article{MP_1998_a3,
     author = {V. M. Tikhomirov and V. V. Uspenskii},
     title = {{\CYRP}{\cyre}p{\cyrv}{\cyrery}{\cyre} {\cyrf}{\cyri}{\cyrl}{\cyrd}{\cyrs}{\cyro}{\cyrv}{\cyrs}{\cyrk}{\cyri}{\cyre} {\cyrl}{\cyra}{\cyru}p{\cyre}{\cyra}{\cyrt}{\cyrery} {\cyri} {\cyrs}{\cyro}{\cyrv}{\cyre}{\cyrt}{\cyrs}{\cyrk}{\cyra}{\cyrya} {\cyrm}{\cyra}{\cyrt}{\cyre}{\cyrm}{\cyra}{\cyrt}{\cyri}{\cyrk}{\cyra} 30-{\cyrh} {{\cyrg}{\cyro}{\cyrd}{\cyro}{\cyrv}.~I}},
     journal = {Matematicheskoe Prosveshchenie},
     pages = {21--40},
     publisher = {mathdoc},
     year = {1998},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MP_1998_a3/}
}