WONYRA, K. O. . The Role of Telecommunications Services in Regional Economic Growth: Evidence from ECOWAS Zone. International Journal of Economics, Business and Management Studies, [S. l.], v. 6, n. 2, p. 416–431, 2019. DOI: 10.20448/802.62.416.431. Disponível em: https://onlinesciencepublishing.com/index.php/ijebms/article/view/251. Acesso em: 7 may. 2024.