Sriruang, V., N. Pumijumnong, and W. Nutmagul. “Quantitative Analysis of HFCs, PFCs, and SF6 Emission from Thailand Industries”. Environment and Natural Resources Journal, vol. 8, no. 1, Apr. 2017, pp. 54-63, https://ph02.tci-thaijo.org/index.php/ennrj/article/view/82563.