REVATHY, S.; PADMAVATHY, S. Preference in Cellular Service Providers in the Post Liberalization Era. Indian Journal of Marketing, [S. l.], v. 35, n. 2, 2005. Disponível em: https://www.indianjournalofmarketing.com/index.php/ijom/article/view/34164. Acesso em: 21 jan. 2026.