%0 Journal Article %A S. A. Kharlamov %T An example of a heteroparametric perturbation of a pendulum by quasi-periodic oscillations of the suspension %J Doklady Akademii Nauk %D 1964 %P 1311-1313 %V 157 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1964_157_6_a11/ %G ru %F DAN_1964_157_6_a11