Huyen LTT. Improving the Competitiveness of Coffee Exports: A Case Study in the Central Highlands Provinces, Vietnam. Res. World Agric. Econ. [Internet]. 2025 Jun. 19 [cited 2025 Oct. 4];6(3):494–510. Available from: https://journals.nasspublishing.com/index.php/rwae/article/view/1956