Uugulu, Shoopala, and Heike Wanke Wanke. “Determination of Local Meteoric Water Lines Along a Precipitation Gradient, Namibia”. International Science and Technology Journal of Namibia 14 (May 26, 2021): 63–72. Accessed April 25, 2024. https://journals.unam.edu.na/index.php/ISTJN/article/view/1568.