Djoubar Mohammed Bendahane Ilyes Elazhar, Souiah Djamel. “The Impact of Internal Marketing on Employee Satisfaction: A Case Study of Sonatrach, Maintenance Department Laghouat”. European Economic Letters (EEL) 15, no. 2 (April 17, 2025): 724–732. Accessed March 7, 2026. https://eelet.org.uk/index.php/journal/article/view/2890.