1. The Chemical Composition of Waters Flowing Into the Roodeplaat Dam;Walmsley,1978
2. Trophic Status Assessment. Department of Water Affairs and Forestry;van Ginkel,2002
3. Investigation of Techniques Deployed in Controlling Cyanobacterial Growth in Rietvlei Dam, Roodeplaat Dam and Hartebeespoort Dam in Crocodile (West) and Marico Water Management Area. Unpublished Masters Dissertation;Mbiza,2014
4. A Ceratium hirundinella (O.F. Müller) bloom in Hartbeespoort Dam, South Africa;van Ginkel;Water SA,2001
5. National Assessment Report. National Eutrophication Monitoring Programme 2004. Internal Report No. N/0000/00/DEQ/0305 for the Department of Water Affairs and Forestry;van Ginkel,2005