Tunc, CemilYazgan, Ramazan2025-05-102025-05-1020131085-33751687-040910.1155/2013/9685412-s2.0-84890109840https://doi.org/10.1155/2013/968541https://hdl.handle.net/20.500.14720/1483Tunc, Cemil/0000-0003-2909-8753Using Lyapunov-Krasovskii functional approach, we establish a new result to guarantee the existence of periodic solutions of a certain multidelay nonlinear functional differential equation of second order. By this work, we extend and improve some earlier result in the literature.eninfo:eu-repo/semantics/openAccessArticleN/AQ2WOS:000327327400001