@article{MP_1959_a7,
     author = {V. G. Boltyanskii and N. Ya. Vilenkin and I. M. Yaglom},
     title = {{\CYRO} {\cyrs}{\cyro}{\cyrd}{\cyre}{\cyrr}{\cyrzh}{\cyra}{\cyrn}{\cyri}{\cyri} {\cyrk}{\cyru}{\cyrr}{\cyrs}{\cyra} {\cyrm}{\cyra}{\cyrt}{\cyre}{\cyrm}{\cyra}{\cyrt}{\cyri}{\cyrk}{\cyri} {\cyrv}~{\cyrs}{\cyrr}{\cyre}{\cyrd}{\cyrn}{\cyre}{\cyrishrt} {\cyrsh}{\cyrk}{\cyro}{\cyrl}{\cyre}},
     journal = {Matematicheskoe Prosveshchenie},
     pages = {131--143},
     publisher = {mathdoc},
     year = {1959},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MP_1959_a7/}
}