Belkacem, Benatallah, and Chara Lamine. “The Impact of Applying Strategic Management According to the Armstrong Model on employees’ Performance at ALFAPIPE Company”. International journal of economic perspectives 19, no. 5 (May 21, 2025): 2284–3202. Accessed November 13, 2025. http://ijeponline.org/index.php/journal/article/view/1050.