N, Odii Juliet, Ejiofor V irginia E., and Okpalla Chidim ma. L. “The Analysis of the Impact of Mobile Number Portability in Nigeria”. International Journal For Research In Advanced Computer Science And Engineering 2, no. 1 (February 29, 2016): 36–46. Accessed December 6, 2025. https://cse.gpubjournal.com/index.php/cse/article/view/551.