Ryabchikov, I.D. “Different Sources of Kimberlites and Carbonatite Parent Magmas: Evidence from High Pressure Experiments and Trace Element Geochemistry”. International Kimberlite Conference: Extended Abstracts 6, no. 1 (September 19, 1995): 706–707. Accessed May 7, 2024. https://ikcabstracts.com/index.php/ikc/article/view/2023.