Dede Supriadi, and Patria Supriyoso. “Studi Kelayakan Bisnis Kafe Excelso Kedai Kopi Asal Indonesia”. Jurnal Multidisiplin Madani 2, no. 8 (August 30, 2022): 3390–3396. Accessed September 19, 2024. https://journal.formosapublisher.org/index.php/mudima/article/view/1078.