https://vital.seals.ac.za/vital/access/manager/Index ${session.getAttribute("locale")} 5 Accuracy of the activation energy calculated from a thermoluminescence glow‐peak using a method that uses three points on the peak https://vital.seals.ac.za/vital/access/manager/Repository/vital:35397 Thu 13 May 2021 15:03:41 SAST ]]> Trade and the environmental Kuznets curve: is Southern Africa a pollution haven? https://vital.seals.ac.za/vital/access/manager/Repository/vital:38210 Thu 13 May 2021 02:34:59 SAST ]]>