Intan Shafinaz Abd Manaf, Mohd Hasbi Ab. Rahim, and Gaanty Pragas Maniam. 2019. “Biodiesel Production from Catfish (Pangasius) Fat via Ultrasound- Assisted Method”. Maejo International Journal of Energy and Environmental Communication 1 (1):15-20. https://doi.org/10.54279/mijeec.v1i1.244896.