%0 Journal Article %A A. S. Sadullaev %T A~criterion for rapid rational approximation in~$\mathbf C^n$ %J Sbornik. Mathematics %D 1986 %P 271-281 %V 53 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_1986_53_1_a13/ %G en %F SM_1986_53_1_a13