%0 Journal Article %A N. M. Bogoliubov %T Exact solution of a~model of three bound oscillators with Stark nonlinearity %J Zapiski Nauchnykh Seminarov POMI %D 1995 %P 122-128 %V 224 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_1995_224_a9/ %G ru %F ZNSL_1995_224_a9