TY - JOUR AU - J. Meder TI - Further results concerning the Nörlund summability of orthogonal series JO - Annales Polonici Mathematici PY - 1964 SP - 237 EP - 265 VL - 16 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/ap-16-3-237-265/ DO - 10.4064/ap-16-3-237-265 LA - en ID - 10_4064_ap_16_3_237_265 ER -