Mohammedali, K. H., and N. A. Ahmad. “Stability of Linear Delay Differential Equations Using Modified Algebraic Approach”. Journal of Telecommunication, Electronic and Computer Engineering (JTEC) 8, no. 7 (October 1, 2016): 157–163. Accessed April 18, 2024. https://jtec.utem.edu.my/jtec/article/view/1299.