BUWANA, RANGGA. “MEMBANGUN CUSTOMER RELATIONSHIP MANAGEMENT (CRM) MENGGUNAKAN SMS CENTER BERBASIS SMS GATEWAY MENGGUNAKAN PHP (STUDI KASUS RSI SULTAN AGUNG SEMARANG)”. Information Technology and Telematics 6, no. 1 (April 14, 2016). Accessed November 23, 2024. https://www.unisbank.ac.id/ojs/index.php/fti3/article/view/3867.