The Influence Of Marketing Mix On Customer Loyalty Using Smart IB Savings Products. Jurnal Manajemen Bisnis, [S. l.], v. 11, n. 2, p. 918–932, 2024. DOI: 10.33096/jmb.v11i2.848. Disponível em: https://jurnal.fe.umi.ac.id/index.php/JMB/article/view/848. Acesso em: 27 aug. 2025.