Dewi, Sri Kartika, and Nuri Aslami. “STRATEGY ANALYSIS TO IMPROVE SERVICE QUALITY IN INDIHOME PRODUCTS ON CUSTOMER SATISFACTION AT TELKOM WITEL MEDAN”. CURRENT ADVANCED RESEARCH ON SHARIA FINANCE AND ECONOMIC WORLDWIDE 1, no. 4 (July 13, 2022): 55–62. Accessed July 3, 2024. https://ojs.transpublika.com/index.php/CASHFLOW/article/view/207.