%0 Journal Article %A N. S. Bakhvalov %T On the sound velocity in mixtures %J Doklady Akademii Nauk %D 1979 %P 1345-1348 %V 245 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1979_245_6_a15/ %G ru %F DAN_1979_245_6_a15