%0 Journal Article %A S. I. Svinolupov %A V. V. Sokolov %T Representations of contragradient Lie algebras in contact vector fields %J Funkcionalʹnyj analiz i ego priloženiâ %D 1991 %P 76-78 %V 25 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/FAA_1991_25_2_a13/ %G ru %F FAA_1991_25_2_a13