Byron Mawer, Denis Kalumba, and Charles Warren-Codrington. “Loading and Dynamic Response Considerations for the Design of Wind Turbine Foundations on South African Soils”. Geotechnical Engineering Journal of the SEAGS & AGSSEA, vol. 48, no. 3, Sept. 2017, pp. 110-7, doi:10.14456/seagj.2017.13.