G, P.; RAJAN, J. Customer Retention in Mobile Telecom Service Market in India: Opportunities and Challenges. Ushus Journal of Business Management, [S. l.], v. 12, n. 2, p. 17-29, 2017. Disponível em: https://journals.christuniversity.in/index.php/ushus/article/view/1231. Acesso em: 23 nov. 2024.