Voir la notice de l'article provenant de la source Math-Net.Ru
@article{FAA_1977_11_1_a16, author = {B. P. Osilenker}, title = {Linear methods of summation of double polynomial expansions}, journal = {Funkcionalʹnyj analiz i ego prilo\v{z}eni\^a}, pages = {77--78}, publisher = {mathdoc}, volume = {11}, number = {1}, year = {1977}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/FAA_1977_11_1_a16/} }
B. P. Osilenker. Linear methods of summation of double polynomial expansions. Funkcionalʹnyj analiz i ego priloženiâ, Tome 11 (1977) no. 1, pp. 77-78. http://geodesic.mathdoc.fr/item/FAA_1977_11_1_a16/