PAULRAJAN, R.; RAJKUMAR, H. Service Quality and Customers Preference of Cellular Mobile Service Providers. Journal of Technology Management & Innovation, Santiago, Chile, v. 6, n. 1, p. 38–45, 2011. DOI: 10.4067/S0718-27242011000100004. Disponível em: https://www.jotmi.org/index.php/GT/article/view/art184. Acesso em: 29 mar. 2024.