NATHAN, Moono; KALIBA, Chabota. Assessing KPI Shifts After Zamtel’s Passive Infrastructure Handover to Infratel. International Journal of Engineering and Management Research, [S. l.], v. 16, n. 2, p. 106–121, 2026. DOI: 10.31033/IJEMR/16.2.2026.1905. Disponível em: https://ijemr.vandanapublications.com/index.php/j/article/view/1905. Acesso em: 14 may. 2026.