Thirati, S. ., Pludprak, P. ., Sukklay, Y. ., Appamana, W. . and Ratanapisit, J. (2018) “Glycerol Separation from Biodiesel by Membrane Technology”, Frontiers in Engineering Innovation Research, 16(2), pp. 37–46. available at: https://ph01.tci-thaijo.org/index.php/jermutt/article/view/241946 (accessed: 13 May 2025).