%0 Journal Article %A M. Meredov %T Boundary value problems for a system of multidimensional mixed equations %J Differencialʹnye uravneniâ %D 1981 %P 886-892 %V 17 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1981_17_5_a12/ %G ru %F DE_1981_17_5_a12