%0 Journal Article %A A. I. Aptekarev %A G. López Lagomasino %A I. Alvarez Rocha %T Ratio asymptotics of Hermite--Pad\'e polynomials for Nikishin systems %J Sbornik. Mathematics %D 2005 %P 1089-1107 %V 196 %N 8 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_2005_196_8_a0/ %G en %F SM_2005_196_8_a0