TY - JOUR AU - L. Jeśmanowicz TI - Application of the Nörlund summability to the theory of localization for single and double trigonometric series (I) JO - Annales Polonici Mathematici PY - 1959 SP - 217 EP - 240 VL - 6 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/ap-6-3-217-240/ DO - 10.4064/ap-6-3-217-240 LA - en ID - 10_4064_ap_6_3_217_240 ER -