lamin, sbaa, and ahmed almaoui. “The Effect of the E- Promotional in Improving the Competitiveness of the National Insurance Company Saa”. Journal of Excellence for Economics and Management Research 5, no. 1 (June 3, 2021): 279-298. Accessed July 22, 2024. http://journals.lagh-univ.dz/index.php/jeemr/article/view/2034.