Voir la notice de l'article provenant de la source Math-Net.Ru
@article{MZM_1971_9_2_a6, author = {V. S. Kozyakin}, title = {A functional equation}, journal = {Matemati\v{c}eskie zametki}, pages = {161--170}, publisher = {mathdoc}, volume = {9}, number = {2}, year = {1971}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1971_9_2_a6/} }
V. S. Kozyakin. A functional equation. Matematičeskie zametki, Tome 9 (1971) no. 2, pp. 161-170. http://geodesic.mathdoc.fr/item/MZM_1971_9_2_a6/