TY - JOUR AU - Michael Gil TI - On location in a half-plane of zeros of perturbed first order entire functions JO - Mathematica Moravica PY - 2019 SP - 51 EP - 61 VL - 23 IS - 1 PB - mathdoc UR - https://geodesic-test.mathdoc.fr/item/MM3_2019_23_1_a4/ ID - MM3_2019_23_1_a4 ER -