Maliva, Nelly. “The Antecedents of Customer’s Perceptions of the Quality of Mobile Phone Recharge Bundles in Tanzania”. Operations Research Society of Eastern Africa 10, no. 1 (June 30, 2020): 133-150. Accessed May 20, 2024. https://orseajournal.udsm.ac.tz/index.php/orsea/article/view/113.