%0 Journal Article %A V. V. Kozlov %T Realization of nonintegrable constraints in classical mechanics %J Doklady Akademii Nauk %D 1983 %P 550-554 %V 272 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1983_272_3_a8/ %G ru %F DAN_1983_272_3_a8