TY - JOUR AU - D. D. Mirzov TI - Zeros of solutions of a nonlinear differential system JO - Differencialʹnye uravneniâ PY - 1984 SP - 1726 EP - 1732 VL - 20 IS - 10 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1984_20_10_a9/ LA - ru ID - DE_1984_20_10_a9 ER -