TY - JOUR AU - I. F. Krasichkov-Ternovskii TI - A~geometric lemma useful in the theory of entire functions and Levinson-type theorems JO - Matematičeskie zametki PY - 1978 SP - 531 EP - 546 VL - 24 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1978_24_4_a7/ LA - ru ID - MZM_1978_24_4_a7 ER -