Voir la notice de l'article provenant de la source Math-Net.Ru
@article{IVM_1968_6_a6, author = {K. I. Kucherova}, title = {Linear summation methods of double {Fourier} series}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {45--54}, publisher = {mathdoc}, number = {6}, year = {1968}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1968_6_a6/} }
K. I. Kucherova. Linear summation methods of double Fourier series. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 6 (1968), pp. 45-54. http://geodesic.mathdoc.fr/item/IVM_1968_6_a6/