Tunc, Cemil2025-05-102025-05-1020079781594548765https://hdl.handle.net/20.500.14720/17666In this paper, sufficient conditions are established for the asymptotic stability of zero solutions of the fourth order non - linear differential equations with delays [Graphics] and [Graphics] respectively, by using the Lyapunov functional approach. Our results improve and include the results obtained in [12].eninfo:eu-repo/semantics/closedAccessStabilityLyapunov FunctionalNon-Linear Delay Differential Equations Of Fourth OrderConference Object