%0 Journal Article %A I. A. Kipriyanov %A L. A. Ivanov %T The Huygens principle for some equations in a symmetric space %J Doklady Akademii Nauk %D 1985 %P 1310-1313 %V 281 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1985_281_6_a5/ %G ru %F DAN_1985_281_6_a5