${session.getAttribute("locale")} 5 Wind energy study and energy cost of wind electricity generation in Nigeria: Past and recent results and a case study for South West Nigeria. Wed 17 Feb 2021 09:56:43 SAST ]]> Analysis of auto-purification response of the Apies River, Gauteng, South Africa, to treated wastewater effluent. Wed 12 May 2021 10:08:50 SAST ]]> A model selection procedure for stream re-aeration coefficient modelling. Tue 04 May 2021 09:18:35 SAST ]]>