Venter, Andrew D., Pieter G. van Zyl, Johan P. Beukes, Jan-Stefan Swartz, Miroslav Josipovic, Ville Vakkari, Lauri Laakso, and Markku Kulmala. “Size-Resolved Characteristics of Inorganic Ionic Species in Atmospheric Aerosols at a Regional Background Site on the South African Highveld: North-West University’s Research Published in Journal of Atmospheric Chemistry”. Clean Air Journal 28, no. 2 (November 30, 2018). Accessed April 22, 2024. https://cleanairjournal.org.za/article/view/6906.