Salah, Zabi. “The Impact of Defining Strategic Direction on Investing and Exploiting Core Capabilities: A Case Study of Lafarge Cement M’Sila LCM”. International journal of economic perspectives 19, no. 3 (March 1, 2025): 681–701. Accessed April 16, 2026. https://ijeponline.org/index.php/journal/article/view/894.