G. Hasan, C. . Wijaya, Dyfan, M. . Noviani, and Y. Yendiarti, “Penerapan Customer Relationship Management (CRM) pada UMKM Mie Pangsit Ayam Bangka Mr.Ong Batam”, MSEJ, vol. 4, no. 3, pp. 2785–2795, May 2023.