KARTHIKEYAN, B.; THIRUVENKADAM, T.; PANCHANATHAM, D. N. Usage Pattern on Pre-paid Mobile Recharge Cards with Reference to Medical College Students, Chennai. Journal of Contemporary Research in Management (JCRM), [S. l.], v. 1, n. 1, 2013. Disponível em: https://jcrm.psgim.ac.in/index.php/jcrm/article/view/176. Acesso em: 18 nov. 2024.