Clement M. Matasane and  Mohamed T. Kahn,  Methodology for Bioenergy Potential and Assessment for Energy Deployment in Rural Vhembe District Areas.   journal   = {International Journal of Biotechnology and Bioengineering}, [online]. World Academy of Science, Engineering and Technology.
    July 2023, vol. 199(7). 59 - 63
    [viewed 27 April 2024]. Available from: https://publications.waset.org/pdf/10013179.