%0 Journal Article %A M. M. Vainberg %T On the convergence of the method of steepest descent for nonlinear equations %J Doklady Akademii Nauk %D 1960 %P 9-12 %V 130 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1960_130_1_a0/ %G ru %F DAN_1960_130_1_a0