1. A.G. Siti Wahidah, Food Waste in Malaysia: Trends, Current Practices and Key Challenges, Centre of Promotion Technology, 2017.
2. Food waste handling in Malaysia and comparison with other Asian countries;Lim;Int. Food Res. J.,2016
3. Biodiesel Production Based on Waste Cooking Oil (WCO);Nor;Int. J. Mater. Sci. Eng.,2013
4. Waste Cooking Oil as an Alternate Feedstock for Biodiesel Production;Chhetri;Energies,2008
5. Y. Kebede, Waste Cooking Oil Resource Assessment As Alternative Feedstock For Biodiesel Production, 2011.