%0 Journal Article %A D. N. Akhiezer %T On the modality and complexity of actions of reductive groups %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1988 %P 157-158 %V 43 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1988_43_2_a5/ %G en %F RM_1988_43_2_a5