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Continue to ChatBoundedness of Solutions to Differential Equations of Fourth Order with Oscillatory Restoring and Forcing Terms - https://avesis.yyu.edu.tr/yayin/f1a046a0-fe9a-48be-a521-9799d1b6c871/boundedness-of-solutions-to-differential-equations-of-fourth-order-with-oscillatory-restoring-and-forcing-terms