[1]
Knoetze, L., Olivier, N. and Janse van Vuuren, S. 2013. Determining the algal composition along a pollution gradient in the Vaal River. Suid-Afrikaans Tydskrif vir Natuurwetenskap en Tegnologie / <i>South African Journal of Science and Technology</i&gt;. 32, 1 (Dec. 2013), 1 page. DOI:https://doi.org/10.4102/satnt.v32i1.802.