Damayanti, Helen Agustin Puspa, et al. “ANALISIS SISTEM PENJUALAN DAN CUSTOMER RELATIONSHIP MANAGEMENT (CRM) PADA APLIKASI SHOPEE”. IDEALIS : InDonEsiA JournaL Information System, vol. 6, no. 2, July 2023, pp. 75-82, doi:10.36080/idealis.v6i2.3014.