%0 Journal Article %A Ya. V. Tatarinov %T Superposition of nonlinear oscillations with evolution near the equilibrium manifold of reversible systems %J Vestnik Moskovskogo universiteta. Matematika, mehanika %D 1990 %P 93-95 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/VMUMM_1990_5_a23/ %G ru %F VMUMM_1990_5_a23