%0 Journal Article %A V. I. Yudovich %T Vibration dynamics of systems with constraints %J Doklady Akademii Nauk %D 1997 %P 622-624 %V 354 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1997_354_5_a12/ %G ru %F DAN_1997_354_5_a12