Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1965_160_1_a8, author = {A. F. Leont'ev}, title = {Construction of a functional equation with a given system of particular solutions}, journal = {Doklady Akademii Nauk}, pages = {36--39}, publisher = {mathdoc}, volume = {160}, number = {1}, year = {1965}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1965_160_1_a8/} }
A. F. Leont'ev. Construction of a functional equation with a given system of particular solutions. Doklady Akademii Nauk, Tome 160 (1965) no. 1, pp. 36-39. http://geodesic.mathdoc.fr/item/DAN_1965_160_1_a8/