Beukes, J., Vakkari, V., van Zyl, P., Venter, A., Josipovic, M., Jaars, K., Tiitta, P., Kulmala, M., Worsnop, D., Pienaar, J., Virkkula, A., & Laakso, L. (2013). Source region plume characterisation of the interior of South Africa as observed at Welgegund. Clean Air Journal, 23(1). https://cleanairjournal.org.za/article/view/7138