EKAH, U. J. .; ILOKE, J. . Performance Evaluation of Key Performance Indicators for UMTS Networks in Calabar, Nigeria. GSC Advanced Research and Reviews, [S. l.], v. 10, n. 1, p. 047–052, 2022. DOI: 10.30574/gscarr.2022.10.1.0023. Disponível em: https://gsconlinepress.com/journals/index.php/gscarr/article/view/gscarr-2022-0023. Acesso em: 30 may. 2024.