%0 Journal Article %A V. G. Sprindzhuk %T Rational approximations to algebraic numbers %J Izvestiya. Mathematics %D 1971 %P 1003-1019 %V 5 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM2_1971_5_5_a2/ %G en %F IM2_1971_5_5_a2