TY - JOUR AU - A. P. Makhmudov AU - Z. S. Aliyev TI - On a nonlinear analogue of the implicit method in the theory of JO - Doklady Akademii Nauk PY - 1987 SP - 1306 EP - 1309 VL - 295 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1987_295_6_a4/ LA - ru ID - DAN_1987_295_6_a4 ER -