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@article{MZM_1992_51_6_a9, author = {M. A. Skopina}, title = {The order of growth of quadratic partial sums of a double {Fourier} series}, journal = {Matemati\v{c}eskie zametki}, pages = {69--79}, publisher = {mathdoc}, volume = {51}, number = {6}, year = {1992}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1992_51_6_a9/} }
M. A. Skopina. The order of growth of quadratic partial sums of a double Fourier series. Matematičeskie zametki, Tome 51 (1992) no. 6, pp. 69-79. http://geodesic.mathdoc.fr/item/MZM_1992_51_6_a9/