The influence of communication on an effective relationship marketing strategy for sport unions in the new millennium. Communicare: Journal for Communication Studies in Africa, [S. l.], v. 18, n. 2, p. 53–80, 2022. DOI: 10.36615/jcsa.v18i2.1842. Disponível em: https://journals.uj.ac.za/index.php/jcsa/article/view/1842.. Acesso em: 6 jun. 2026.