TY - JOUR AU - Ushangi Goginava TI - Convergence of logarithmic means of quadratic partial sums of double Fourier series JO - Colloquium Mathematicum PY - 2013 SP - 99 EP - 112 VL - 131 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/cm131-1-9/ DO - 10.4064/cm131-1-9 LA - en ID - 10_4064_cm131_1_9 ER -