[1]
G. Hasan, A. Andrew, C. Agustin, S. Seren, and Y. Enjelia, “Membangun CRM (Customer Relationship Management) Pada Usaha UMKM Bola Ubi di Kota Batam”, eCo-Buss, vol. 6, no. 1, pp. 217–228, Aug. 2023.