WONYRA, Kwami Ossadzifo. “The Role of Telecommunications Services in Regional Economic Growth: Evidence from ECOWAS Zone”. International Journal of Economics, Business and Management Studies 6, no. 2 (December 23, 2019): 416–431. Accessed May 6, 2024. https://onlinesciencepublishing.com/index.php/ijebms/article/view/251.