Erasmus, Loewan L., Helga van Coller, and Frances Siebert. “Teatime in Kruger: Tailoring the Application of the Tea Bag Index Approach to an African Savanna”. South African Journal of Science 117, no. 1/2 (January 29, 2021). Accessed March 29, 2024. https://sajs.co.za/article/view/6846.