SERVQUAL and Customer Engagement in Nigeria’s Telecom Industry: Utilitarian versus Hedonism Perspectives. ABUJA JOURNAL OF BUSINESS AND MANAGEMENT, [S. l.], v. 4, n. 3, p. 188–200, 2026. DOI: 10.7118/9380tj17. Disponível em: https://ajbam.com.ng/index.php/ajbam/article/view/265.. Acesso em: 6 aug. 2026.