Voir la notice de l'article provenant de la source Math-Net.Ru
@article{TRSPY_1985_172_a24, author = {P. L. Ul'yanov}, title = {Superpositions of functions, and {Fourier} coefficients}, journal = {Informatics and Automation}, pages = {338--348}, publisher = {mathdoc}, volume = {172}, year = {1985}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/TRSPY_1985_172_a24/} }
P. L. Ul'yanov. Superpositions of functions, and Fourier coefficients. Informatics and Automation, Investigations on the theory of functions of several real variables and approximation of functons, Tome 172 (1985), pp. 338-348. http://geodesic.mathdoc.fr/item/TRSPY_1985_172_a24/