WASET
    Sarina Sulaiman and  N. Khairudin and  P. Jamal and  M. Z. Alam and  Zaki Zainudin and  S. Azmi,  Characterization of Fish Bone Catalyst for Biodiesel Production.   journal   = {International Journal of Chemical and Molecular Engineering}, [online]. World Academy of Science, Engineering and Technology.
    April 2014, vol. 89(5). 476 - 478
    [viewed 19 April 2024]. Available from: https://publications.waset.org/pdf/9998233.