ABD ELKHALIK, S. M.; ALKURDI, B. Consumer Management of Digital Subscription Portfolios: A Systematic Literature Review . International Journal of Management and Marketing Intelligence, [S. l.], v. 3, n. 2, p. 11–32, 2026. DOI: 10.64251/ijmmi.140. Disponível em: https://ijmmi.org/index.php/ijmmi/article/view/140. Acesso em: 25 sep. 2026.