هند بلعيد خليفة and هند عبد القادر عيسى (2025) “Developing a dynamic mathematical model to analyze the impact of technological progress on productivity using differential equations and the Cobb-Douglas production function”, African Journal of Advanced Pure and Applied Sciences , 4(4), pp. 722–731. Available at: https://aaasjournals.com/index.php/ajapas/article/view/1765 (Accessed: 28 December 2025).