TY - JOUR AU - N. Popoviciu TI - On solving a formal hyperbolic partial differential equation in the complex field JO - Analele Universităţii "Ovidius" Constanţa Seria Matematică PY - 2003 VL - XI IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ASUO_2003_XI_1_a21/ ID - ASUO_2003_XI_1_a21 ER -