%0 Journal Article %A V. G. Vil'ke %T The motion of two coupled pendulums with a spherical cavity filled with a viscous fluid %J Vestnik Moskovskogo universiteta. Matematika, mehanika %D 1994 %P 60-66 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/VMUMM_1994_3_a8/ %G ru %F VMUMM_1994_3_a8