@article{MP_1957_a19,
     author = {V. I. Arnol'd},
     title = {{\CYRV} {\cyrsh}{\cyrk}{\cyro}{\cyrl}{\cyrsftsn}{\cyrn}{\cyro}{\cyrm} {\cyrm}{\cyra}{\cyrt}{\cyre}{\cyrm}{\cyra}{\cyrt}{\cyri}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyro}{\cyrm} {\cyrk}{\cyrr}{\cyru}{\cyrzh}{\cyrk}{\cyre} {\cyrp}{\cyrr}{\cyri} {{\CYRM}{\CYRG}{\CYRU}}},
     journal = {Matematicheskoe Prosveshchenie},
     pages = {241--245},
     publisher = {mathdoc},
     year = {1957},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MP_1957_a19/}
}