WASET
    Assal E. Haddad,  Analyzing Irbid’s Food Waste as Feedstock for Anaerobic Digestion.   journal   = {International Journal of Environmental and Ecological Engineering}, [online]. World Academy of Science, Engineering and Technology.
    June 2019, vol. 151(7). 515 - 518
    [viewed 27 April 2024]. Available from: https://publications.waset.org/pdf/10010594.