TY - JOUR AU - Milutin Obradović TI - A Property of the Class of Functions Whose Derivative has a Positive Real Part JO - Publications de l'Institut Mathématique PY - 1989 SP - 81 VL - _N_S_45 IS - 59 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/PIM_1989_N_S_45_59_a11/ LA - en ID - PIM_1989_N_S_45_59_a11 ER -