TY - JOUR AU - M. I. Gil' TI - The ``freezing'' method for nonlinear equations JO - Differencialʹnye uravneniâ PY - 1989 SP - 1291 EP - 1297 VL - 25 IS - 8 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1989_25_8_a0/ LA - ru ID - DE_1989_25_8_a0 ER -