TY - JOUR AU - G. S. Krechetov TI - Conditions for the existence of solutions that go to zero for a certain nonlinear first order differential equation JO - Differencialʹnye uravneniâ PY - 1973 SP - 1143 EP - 1145 VL - 9 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1973_9_6_a18/ LA - ru ID - DE_1973_9_6_a18 ER -