Pamungkas, Fariz Wahyu. “Peran Promosi Online Coffee Shop Yutabar Dalam Meningkatkan Penjualan”. Management Studies and Entrepreneurship Journal (MSEJ) 4, no. 6 (November 20, 2024): 9425–9431. Accessed July 12, 2025. https://yrpipku.com/journal/index.php/msej/article/view/3013.