BARNAMALA, M. T. Cellular Phone Has Opened a New Horizon of Socio- Economic Development: A Case Study Of Banglades. International Journal of Engineering and Computer Science, india, v. 4, n. 03, 2017. Disponível em: http://ijecs.in/index.php/ijecs/article/view/1083. Acesso em: 7 may. 2024.