Voir la notice de l'article provenant de la source Math-Net.Ru
@article{MZM_1985_37_2_a9, author = {A. A. Yudin and V. A. Yudin}, title = {Polygonal {Dirichlet} {Kernels} and growth of {Lebesgue} constants}, journal = {Matemati\v{c}eskie zametki}, pages = {220--236}, publisher = {mathdoc}, volume = {37}, number = {2}, year = {1985}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1985_37_2_a9/} }
A. A. Yudin; V. A. Yudin. Polygonal Dirichlet Kernels and growth of Lebesgue constants. Matematičeskie zametki, Tome 37 (1985) no. 2, pp. 220-236. http://geodesic.mathdoc.fr/item/MZM_1985_37_2_a9/