de Swardt, D. H. (2014) “A comparative analysis of SABAP2 data for the Free State National Botanical Gardens and the Valley of Seven Dams Conservancy, Bloemfontein”, Biodiversity Observations, pp. 1–8. Available at: https://journals.uct.ac.za/index.php/BO/article/view/207 (Accessed: 7 July 2022).