Shikangalah, R. N., & Mapani, B. S. (2021). Ephemeral river systems and their ecosystem provisions to the local populations: A review of the Huab and Ugab Rivers, Namibia. International Science and Technology Journal of Namibia, 14, 46–62. Retrieved from https://journals.unam.edu.na/index.php/ISTJN/article/view/1541