TY - JOUR AU - Nikolitsa Chatzigiannakidou TI - Approximation properties of doubly overconvergent power series JO - Annales Polonici Mathematici PY - 2017 SP - 197 EP - 207 VL - 120 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/ap170523-20-11/ DO - 10.4064/ap170523-20-11 LA - en ID - 10_4064_ap170523_20_11 ER -