Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MS_1965__109_4_a3, author = {{\CYRA}.{\CYRF}. {\CYRL}{\cyre}{\cyro}{\cyrn}{\cyrt}{\cyrsftsn}{\cyre}{\cyrv}}, title = {{\CYRO} {\cyrp}{\cyrr}{\cyre}{\cyro}{\cyrb}{\cyrr}{\cyra}{\cyrz}{\cyro}{\cyrv}{\cyra}{\cyrn}{\cyri}{\cyri} {\cyro}{\cyrd}{\cyrn}{\cyro}{\cyrg}{\cyro} {\cyrf}{\cyru}{\cyrn}{\cyrk}{\cyrc}{\cyri}{\cyro}{\cyrn}{\cyra}{\cyrl}{\cyrsftsn}{\cyrn}{\cyro}{\cyrg}{\cyro} {\cyru}{\cyrr}{\cyra}{\cyrv}{\cyrn}{\cyre}{\cyrn}{\cyri}{\cyrya} {\cyrk} {\cyrb}{\cyro}{\cyrl}{\cyre}{\cyre} {\cyrp}{\cyrr}{\cyro}{\cyrs}{\cyrt}{\cyro}{\cyrm}{\cyru} {\cyrv}{\cyri}{\cyrd}{\cyru}}, journal = {Matemati\v{c}eskij sbornik}, pages = {541--560}, publisher = {mathdoc}, volume = {109}, number = {4}, year = {1965}, zbl = {0151.17002}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MS_1965__109_4_a3/} }
А.Ф. Леонтьев. О преобразовании одного функционального уравнения к более простому виду. Matematičeskij sbornik, Tome 109 (1965) no. 4, pp. 541-560. http://geodesic.mathdoc.fr/item/MS_1965__109_4_a3/