%0 Journal Article %A V. A. Kalyagin %T Hermite--Pad\'e approximants and spectral analysis of nonsymmetric operators %J Sbornik. Mathematics %D 1995 %P 199-216 %V 82 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_1995_82_1_a8/ %G en %F SM_1995_82_1_a8