%0 Journal Article %A V. R. Kardashov %T Generalized eigenvalue problems and strongly nonlinear self-induced oscillations %J Differencialʹnye uravneniâ %D 1989 %P 1503-1508 %V 25 %N 9 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1989_25_9_a4/ %G ru %F DE_1989_25_9_a4