KOROMA, M.; SAWANEH, I. A. A 4G LTE Evolved packet Core Planning and Deployment in Freetown Sierra Leone. Asian Journal of Interdisciplinary Research, [S. l.], v. 3, n. 3, p. 1–18, 2020. DOI: 10.34256/ajir20231. Disponível em: https://journals.asianresassoc.org/index.php/ajir/article/view/513. Acesso em: 15 may. 2024.