%0 Journal Article %A Ya. M. Kotlyar %T The equivalent equation method for solving nonlinear problems %J Doklady Akademii Nauk %D 1988 %P 21-24 %V 303 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1988_303_1_a2/ %G ru %F DAN_1988_303_1_a2