Walker, D., Jovanovic, N., Bugan, R., Abiye, T., Preez, D. d., Parkin, G., & Gowing, J. (2018). Alluvial aquifer characterisation and resource assessment of the Molototsi sand river, Limpopo, South Africa. Elsevier.

Walker, David, Nebo Jovanovic, Richard Bugan, Tamiru Abiye, Daniell du Preez, Geoff Parkin, and John Gowing. Alluvial Aquifer Characterisation and Resource Assessment of the Molototsi Sand River, Limpopo, South Africa. Elsevier, 2018.

Walker, David, et al. Alluvial Aquifer Characterisation and Resource Assessment of the Molototsi Sand River, Limpopo, South Africa. Elsevier, 2018.