%0 Journal Article %A V. A. Babeshko %T New method in the theory of three-dimensional mixed dynamic problems %J Doklady Akademii Nauk %D 1978 %P 62-65 %V 242 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1978_242_1_a14/ %G ru %F DAN_1978_242_1_a14