Thuy, Phan Thi, Le Duc Niem, and Philippe Lebailly. “The Transition of Small-Scale Coffee Farming Systems and New Pathways for Coffee Production: A Case Study in the Central Highlands of Vietnam”. Journal of Plantation Crops 50, no. 3 (December 30, 2022): 115–124. Accessed September 23, 2025. https://www.updatepublishing.com/journal/index.php/JPC/article/view/8236.