%0 Journal Article %A J.-M. Belley %A G. Fournier %T Almost periodic weak solutions to forced pendulum type equations without friction. (Summary). %J Aequationes mathematicae %D 1992 %P 313-313 %V 43 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/AM2_1992__43_1_182448/ %F AM2_1992__43_1_182448