Phrommarat, B. “Life Cycle Assessment of Ground Coffee and Comparison of Different Brewing Methods: A Case Study of Organic Arabica Coffee in Northern Thailand: DOI: 10.32526/Ennrj.17.2.2019.16”. Environment and Natural Resources Journal, vol. 17, no. 2, Feb. 2019, pp. 96-108, https://ph02.tci-thaijo.org/index.php/ennrj/article/view/170537.