Thair Younis Thanoon, and Zaynab Hussein Mohanned. “Application of Some Stability Criteria of Stability for the Spring Equation”. African Journal of Advanced Pure and Applied Sciences 2, no. 2 (April 5, 2023): 13–18. Accessed January 24, 2026. https://aaasjournals.com/index.php/ajapas/article/view/296.