Janney, P.E., A.P. le Roex, R.W. Carlson, and D.R. Bell. “Os and Hf Isotopic Constraints on the Origins of Olivine Melilitites from Western South Africa”. International Kimberlite Conference: Extended Abstracts 8 (June 22, 2003). Accessed April 19, 2024. https://ikcabstracts.com/index.php/ikc/article/view/3070.