TY - JOUR AU - M. A. Skopina TI - Asymptotic formulas for the deviation of linear summation methods of double Fourier series JO - Zapiski Nauchnykh Seminarov POMI PY - 1978 SP - 189 EP - 196 VL - 80 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZNSL_1978_80_a10/ LA - ru ID - ZNSL_1978_80_a10 ER -