Agbonifoh, C. I. ., and D. O. . Ogbeide. “Determinants of Customer Loyalty During the Covid-19 Pandemic: Evidence from the Nigerian Telecommunication Industry”. Nigerian Academy of Management Journal, vol. 17, no. 1, Mar. 2022, pp. 32-45, https://namj.tamn-ng.org/index.php/home/article/view/162.