References
- Department of Water Affairs and Forestry, 2002: National Eutrophication Monitoring Programme. Implementation Manual. Compiled by K. Murray, M. Du Preez & C.E. Van Ginkel. — Pretoria. South Africa.
- Department of Water Affairs and Forestry, 2003a: Resource Quality Services. Biology Laboratory. Method 2002–2005, Chlorophyll a — Spectrophotometric Method. Revision 4. Approval date 2003-10-09. — Pretoria, South Africa, 8 pp.
- Department of Water Affairs and Forestry, 2003b: Resource Quality Services, Biology Laboratory. Method 2006001, Quantiplate Microcystin Method. Revision 1, Approval date 2003-10-17. — Pretoria, South Africa, 5 pp.
- Downing, T.G. & Van Ginkel, C.E., 2002: Cyanobacterial monitoring 1990–2000: evaluation of SA data. Report No 1288/1/03 to the Water Research Commission. Pretoria. ISBN 1-77005-012-6.
- Harding, W.R. & Paxton, B.R., 2001: Cyanobacteria in South Africa: A review. Report No TT 153/01 to the Water Research Commission. Pretoria. ISBN 1 86845 7745.
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- Pouria, S., De Andrade. A., Barbosa, J., Cavalcanti, R.L., Barreto, V.T., Ward, C.J., Preiser, W., Poon, G.K., Neild. G.H. & CODI), G.A., 1998: Fatal microcystin intoxication in haemodialysis unit in Caruaru, Brazil. — Lancet 352: 21–26.
- Nishiwaki-Matsushima, R., Ohta T., Nishiwaki, S., Suganuma, M., Kohyama, K., Ishikawa, T., Carmichael, W.W. & Fujiki, H., 1992: Liver tumor promotion by the cyanobacterial cyclic peptide toxin microcystin-LR. — J. Cancer Res. Clin. Oncol. 118: 420–424.
- Van Ginkel, C.E. & Conradie, B., 2001: Potentially toxic algal incident in the Orange River, Northern Cape. 2000. Internal Report No. N/D801/12/DEQ/0800. — Resource Quality Services (Institute for Water Quality Studies), Department of Water Affairs and Forestry, Pretoria.
- Van Ginkel, C.E., Hohls, B.C. & Van Niekerk, H., 2000a: Pollution incident in the Roodeplaat Dam, May 2000. Internal Report No. N/A230/01/DEQ/0600. — Resource Quality Services (Institute for Water Quality Studies), Department of Water Affairs and Forestry, Pretoria.
- Van Ginkel, C.E., Silberbauer, M.J. & Vermaak, E., 2000b: The seasonal and spatial distribution of cyanobacteria in South African surface waters. — Verh. Internat. Verein. Limnol. 27: 871–878.
- Van Ginkel, C.E., 2004a: A National Survey of the incidence of cyanobacterial blooms and toxin production in major impoundments. Internal Report No. N/0000/00/DEQ/0503. — Resource Quality Services, Department of Water Affairs and Forestry, Pretoria.
- Van Ginkel, C.E., 2004b: National distribution of cyanobacteria and toxic events. Presentation at the Nutrient Management Workshop. — Wisa 2004 Conference, Cape Town, South Africa.
- Wnorowski, A.U., 1992: Taste and odour forming microorganisms in South African surface waters. WRC Report No. 320/1/93. Pretoria. South Africa. ISBN 1874858950.