%0 Journal Article %A M. V. Deryabin %T On the possibility of the reduction of systems with servoconstraints to Langrangian form %J Vestnik Moskovskogo universiteta. Matematika, mehanika %D 2005 %P 30-33 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/VMUMM_2005_4_a6/ %G ru %F VMUMM_2005_4_a6