TY - JOUR AU - S. S. Titov TI - Expansion of the solutions of nonlinear equations into double series JO - Differencialʹnye uravneniâ PY - 1978 SP - 1844 EP - 1850 VL - 14 IS - 10 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1978_14_10_a13/ LA - ru ID - DE_1978_14_10_a13 ER -