%0 Journal Article %A N. G. Marchuk %T A mixed problem for the vector wave equation %J Doklady Akademii Nauk %D 1987 %P 1307-1310 %V 292 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1987_292_6_a6/ %G ru %F DAN_1987_292_6_a6