Pretorius, I., et al. “Summary of Research Paper Published in Journal of Energy in Southern Africa Titled: A Perspective of South African Coal-Fired Power Station Emissions (2015) Volume 26 Issue 3 Pages 27-40”. Clean Air Journal, vol. 26, no. 1, June 2016, p. 4, doi:10.17159/2410-972X/2016/v26n1a2.