%0 Journal Article %A V. A. Malovichko %T Boundary value problems for degenerate pseudoparabolic and pseudohyperbolic systems %J Differencialʹnye uravneniâ %D 1991 %P 2120-2124 %V 27 %N 12 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1991_27_12_a12/ %G ru %F DE_1991_27_12_a12