%0 Journal Article %A V. A. Prokof'ev %T The fundamental equation of radiational acoustics and the solution of a Cauchy problem %J Doklady Akademii Nauk %D 1970 %P 1290-1293 %V 194 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1970_194_6_a12/ %G ru %F DAN_1970_194_6_a12