@article{MP_1957_a31, author = {I. M. Yaglom}, title = {{\CYRK}{\cyru}{\cyrr}{\cyrs} {\cyra}{\cyrn}{\cyra}{\cyrl}{\cyri}{\cyrt}{\cyri}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyro}{\cyrishrt} {\cyri} {\cyrp}{\cyrr}{\cyro}{\cyre}{\cyrk}{\cyrt}{\cyri}{\cyrv}{\cyrn}{\cyro}{\cyrishrt} {\cyrg}{\cyre}{\cyro}{\cyrm}{\cyre}{\cyrt}{\cyrr}{\cyri}{\cyri} {{\CYRV}.~{\CYRB}{\cyrl}{\cyrya}{\cyrsh}{\cyrk}{\cyre}}}, journal = {Matematicheskoe Prosveshchenie}, pages = {315--318}, publisher = {mathdoc}, year = {1957}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MP_1957_a31/} }