%0 Journal Article %A A. V. Bykovskaya %T A Multidimensional Generalization of Lagrange's Theorem on Continued Fractions %J Matematičeskie zametki %D 2012 %P 343-360 %V 92 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_2012_92_3_a2/ %G ru %F MZM_2012_92_3_a2