TY - JOUR AU - Gramchev, T. TI - Perturbative methods in scales of Banach spaces: applications for Gevrey regularity of solutions to semilinear partial differential equations. JO - Rendiconti del seminario matematico PY - 2003 SP - 101 EP - 134 VL - 61 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RSM_2003__61_2_116638/ LA - en ID - RSM_2003__61_2_116638 ER -