TY - JOUR AU - A. M. Nakhushev TI - An approximate method for solving boundary value problems for differential equations and its application to the dynamics of ground moisture and ground water JO - Differencialʹnye uravneniâ PY - 1982 SP - 72 EP - 81 VL - 18 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1982_18_1_a7/ LA - ru ID - DE_1982_18_1_a7 ER -