Tijjang, Bakhtiar, and Nurfadhilah. “Coffee Product Survival Strategy Amid Global Economic and Political Uncertainty”. International Journal of Global Community 5, no. 2 - July (July 26, 2022): 165 - 178. Accessed May 4, 2024. https://journal.riksawan.com/index.php/IJGC-RI/article/view/119.