%0 Journal Article %A V. A. Ivanov %T A problem on inequalities for norms of differential operators on homogeneous spaces %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1980 %P 255-256 %V 35 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1980_35_5_a8/ %G en %F RM_1980_35_5_a8