Jumain Jalil, Mohd, Aliff Farhan Mohd Yamin, Siu Hua Chang, Intan Suhada Azmi, Norhashimah Morad, and Abdul Hadi. 2018. “Selective Epoxidation of Crude Oleic Acid-Palm Oil With in Situ Generated Performic Acid”. International Journal of Engineering & Technology 7 (4.40): 152-55. https://doi.org/10.14419/ijet.v7i4.40.24423.