Lau, W. j., A.F. Ismail, M. Razis, B.C. Ng, P.S. Goh, R.A. Latip, and N.H. Othman. 2013. “Investigation on the Thermal Stability of Refined Palm Oil Produced from Membrane-Based Refining Technique”. Journal of Membrane and Separation Technology 2 (4):206-12. https://doi.org/10.6000/1929-6037.2013.02.04.1.