du Preez, Mario, Greig Menzies, Michael Sale, and Stephen Hosking. 2017. “Measuring the Indirect Costs Associated With the Establishment of a Wind Farm: An Application of the Contingent Valuation Method”. Journal of Energy in Southern Africa 23 (1):2-7. https://doi.org/10.17159/2413-3051/2012/v23i1a3151.