Kgomotso Matobole and  Pascal Mwenge and  Tumisang Seodigeng,  Quantification of Biomethane Potential from Anaerobic Digestion of Food Waste at Vaal University of Technology .   journal   = {International Journal of Chemical and Molecular Engineering}, [online]. World Academy of Science, Engineering and Technology.
    July 2019, vol. 152(8). 433 - 437
    [viewed 10 December 2019]. Available from: https://publications.waset.org/pdf/10010685.