Voir la notice de l'article provenant de la source Math-Net.Ru
@article{MP_1960_a11, author = {V. I. Levin}, title = {{\CYRO}{\cyrb} {\cyro}{\cyrd}{\cyrn}{\cyro}{\cyrm} {\cyrf}{\cyru}{\cyrn}{\cyrk}{\cyrc}{\cyri}{\cyro}{\cyrn}{\cyra}{\cyrl}{\cyrsftsn}{\cyrn}{\cyro}{\cyrm} {\cyru}{\cyrr}{\cyra}{\cyrv}{\cyrn}{\cyre}{\cyrn}{\cyri}{\cyri}}, journal = {Matematicheskoe Prosveshchenie}, pages = {149--151}, publisher = {mathdoc}, year = {1960}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MP_1960_a11/} }
V. I. Levin. Об одном функциональном уравнении. Matematicheskoe Prosveshchenie, Математика, ее преподавание, приложения и история (1960), pp. 149-151. http://geodesic.mathdoc.fr/item/MP_1960_a11/