Development of a Data-Based Customer Relationship Management (CRM) Model to Increase Customer Loyalty in the E-commerce Sector. West Science Information System and Technology, [S. l.], v. 2, n. 03, p. 390–397, 2024. DOI: 10.58812/wsist.v2i03.1523. Disponível em: https://wsj.westsciences.com/index.php/wsist/article/view/1523. Acesso em: 7 dec. 2025.