%0 Journal Article %A A. V. Khaustov %A N. A. Shirokov %T A~converse approximation theorem on subsets of elliptic curves %J Zapiski Nauchnykh Seminarov POMI %D 2004 %P 257-271 %V 314 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_2004_314_a15/ %G ru %F ZNSL_2004_314_a15