%0 Journal Article %A Ya. S. Bugrov %T Properties of solutions of differential equations of higher order in terms of weight classes %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1972 %P 47-61 %V 117 %I mathdoc %U http://geodesic.mathdoc.fr/item/TM_1972_117_a3/ %G ru %F TM_1972_117_a3