Evaluation of Customer Loyalty Using the Fuzzy Multi-Criteria Decision-Making Model . Decision Making Advances, [S. l.], v. 4, n. 1, p. 54–76, 2026. DOI: 10.31181/dma412026159. Disponível em: http://www.dma-journal.org/index.php/dema/article/view/159. Acesso em: 25 aug. 2026.