@article{MP_2016_3_20_a2,
     author = {V. A. Gurvich},
     title = {{\CYRT}{\cyro}{\cyrr}{\cyrg} {\cyrs} {\cyrb}{\cyro}{\cyrg}{\cyra}{\cyrm}{\cyri}},
     journal = {Matematicheskoe Prosveshchenie},
     pages = {23--55},
     year = {2016},
     volume = {Ser. 3, 20},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MP_2016_3_20_a2/}
}