Efficacy of relationship marketing on business results . Research, Society and Development, [S. l.], v. 14, n. 6, p. e1514648933, 2025. DOI: 10.33448/rsd-v14i6.48933. Disponível em: https://ojs34.rsdjournal.org/index.php/rsd/article/view/48933. Acesso em: 29 jun. 2025.