Khempila, J., and P. Kongto. “Evaluation of Thermochemical Characteristics of Solid Fuels from Sugarcane Pith and Fiber Produced by Torrefaction Process”. Science and Engineering Connect, vol. 45, no. 1, Mar. 2022, pp. 59-72, https://ph04.tci-thaijo.org/index.php/SEC/article/view/10259.