Tunç, C.2025-05-102025-05-1020101417-387510.14232/ejqtde.2010.1.12-s2.0-77955127034https://doi.org/10.14232/ejqtde.2010.1.1https://hdl.handle.net/20.500.14720/6601In this article, the author studies the stability and boundedness of solutions for the non-autonomous third order differential equation with a deviating argument, where r > 0 is a constant. Sufficient conditions are obtained; a stability result in the literature is improved and extended to the preceding equation for the case, and a new boundedness result is also established for the case.eninfo:eu-repo/semantics/openAccessArticle