%0 Journal Article %A R. Murali %A A. Ponmana Selvan %T Hyers-Ulam Stability of a Free and Forced Vibrations %J Kragujevac Journal of Mathematics %D 2020 %P 299 %V 44 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/KJM_2020_44_2_a9/ %G en %F KJM_2020_44_2_a9