%0 Journal Article %A M. S. Agranovich %T Spectral problems for second-order strongly elliptic systems in smooth and non-smooth domains %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 2002 %P 847-920 %V 57 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_2002_57_5_a0/ %G en %F RM_2002_57_5_a0