Ndubisi, N. O. and Madu, C. N. (2023) “CUSTOMER RETENTION STRATEGIES IN THE TELECOMMUNICATIONS INDUSTRY: THE SIGNIFICANCE OF RELATIONSHIP MARKETING”, Global Research Journal of Management and Social Sciences (GRJMSS), 14(2), pp. 25–35. Available at: https://zapjournals.com/Journals/index.php/grjmss/article/view/524 (Accessed: 22 June 2025).