TY - JOUR AU - S. Piric AU - Z. Sabanac TI - Cesaro Summability in Some Orthogonal Systems JO - Mathematica balkanica PY - 2011 SP - 519 VL - 25 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MABA_2011_25_5_a7/ ID - MABA_2011_25_5_a7 ER -