Khusna, Arfiani Nur. “PENERAPAN CUSTOMER RELATIONSHIP MANAGEMENT (CRM) BERBASIS SMS GATEWAY PADA ONLINE SHOP TOKOFARAH”. Telematika: Jurnal Informatika dan Teknologi Informasi 13, no. 1 (January 3, 2016): 40–45. Accessed March 26, 2026. https://jurnal.upnyk.ac.id/index.php/telematika/article/view/1719.