%0 Journal Article %A T. V. Sal'nikova %T Branching of solutions of the perturbed Lagrange problem and the nonexistence of univalued integrals %J Vestnik Moskovskogo universiteta. Matematika, mehanika %D 1985 %P 85-87 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/VMUMM_1985_2_a21/ %G ru %F VMUMM_1985_2_a21