%0 Journal Article %A Alexandr S. Sumbatov %T Lagrange's equations in nonholonomic mechanics %J Russian journal of nonlinear dynamics %D 2013 %P 39-50 %V 9 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/ND_2013_9_1_a3/ %G ru %F ND_2013_9_1_a3