Mohamad @ Ariff, Shamsul Baharin. 2021. “Control Release of Encapsulation Citronella Oil by Complex Coacervation in Simulated Clean Floor Solution”. Politeknik & Kolej Komuniti Journal of Engineering and Technology 6 (1). Putrajaya, Malaysia:33-49. https://app.mypolycc.edu.my/journal/index.php/PMJET/article/view/229.