@article{tunç_2009,  title={The bounded solutions to nonlinear fifth-order differential equations with delay},  volume={28},  ISSN={1807-0302},  url={https://doi.org/10.1590/S1807-03022009000200005},  DOI={10.1590/S1807-03022009000200005},  number={2},  journal={Computational & Applied Mathematics},  publisher={Sociedade Brasileira de Matemática Aplicada e Computacional},  author={Tunç, Cemil},  year={2009},  pages={213–230} }