Data-Driven Strategies for Optimizing Customer Journeys Across Telecom and Healthcare Industries. International Journal of Engineering and Computer Science, india, v. 10, n. 12, p. 25552–25571, 2021. DOI: 10.18535/ijecs.v10i12.4662. Disponível em: http://www.ijecs.in/index.php/ijecs/article/view/4662. Acesso em: 5 dec. 2025.