%0 Journal Article %A A. M. Krasnosel'skii %T On the occurrence of large-amplitude oscillatory regimes in %J Doklady Akademii Nauk %D 1991 %P 844-848 %V 318 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1991_318_4_a17/ %G ru %F DAN_1991_318_4_a17