@misc{DE_1965_1_1_a0,
     title = {{\CYRO}{\cyrt} {\cyrr}{\cyre}{\cyrd}{\cyra}{\cyrk}{\cyrc}{\cyri}{\cyri}},
     journal = {Differencialʹnye uravneni\^a},
     pages = {3--4},
     publisher = {mathdoc},
     volume = {1},
     number = {1},
     year = {1965},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1965_1_1_a0/}
}