Willy Jack Sumampouw, R., D. S. A. Kemenaung, and R. Fahrudin. “Strategy for Building Customer Loyalty: The Role of Customer Relationship Marketing and Engagement in Mediating Satisfaction”. Research of Business and Management, vol. 3, no. 2, Aug. 2025, pp. 85-97, doi:10.58777/rbm.v3i2.479.