Wijaya, C., Dyfan, Noviani, M., Raymond and Yendiarti (2023) “Penerapan Customer Relationship Management (CRM) pada UMKM Mie Pangsit Ayam Bangka Mr.Ong Batam”, El-Mal: Jurnal Kajian Ekonomi & Bisnis Islam, 5(1), pp. 390–404. doi: 10.47467/elmal.v5i1.412.