Amran, A., Muawanah, S., Wati, M. A. S., Nisa, Y. F., & Aprilia, W. N. (2025). Implementation of e-crm (electronic customer relationship management) in improving the quality of service at 3 Saudara motorcycle wash. Jurnal Mandiri IT, 13(4), 369–378. https://doi.org/10.35335/mandiri.v13i4.374