TY - JOUR AU - V. A. Nadareishvili TI - Oscillation and nonoscillation of solutions of first-order linear differential equations with deviating argument JO - Differencialʹnye uravneniâ PY - 1989 SP - 611 EP - 616 VL - 25 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1989_25_4_a7/ LA - ru ID - DE_1989_25_4_a7 ER -