%0 Journal Article %A V. S. Shulman %T On linear equations with normal coefficients %J Doklady Akademii Nauk %D 1983 %P 1070-1073 %V 270 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1983_270_5_a9/ %G ru %F DAN_1983_270_5_a9