TY - JOUR AU - M. A. Skopina TI - On the almost everywhere convergence of Marcinkiewicz sums of double Fourier series JO - Zapiski Nauchnykh Seminarov POMI PY - 1991 SP - 148 EP - 156 VL - 190 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZNSL_1991_190_a6/ LA - ru ID - ZNSL_1991_190_a6 ER -