%0 Journal Article %A E. F. Afanas'ev %A G. P. Cherepanov %T A self-similar problem of the dynamic theory of elasticity for a crack with a point source %J Doklady Akademii Nauk %D 1970 %P 1296-1299 %V 190 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1970_190_6_a9/ %G ru %F DAN_1970_190_6_a9