Van Achterbergh, E., W. Griffin, and J. Stiefenhofer. “Xenoliths from the Letlhakane Kimberlite: Geochemistry and Implications for Mantle Processes”. International Kimberlite Conference: Extended Abstracts 7, no. 1 (April 17, 1998): 937–939. Accessed November 2, 2024. https://journals.library.ualberta.ca/ikcabstracts.com/index.php/ikc/article/view/2937.