Lawless, P.J., and B.A. Wyatt. “Ilmenite in Upper Mantle Polymict Xenoliths from Bultfontein”. International Kimberlite Conference: Extended Abstracts 3 (September 1, 1982): 222–222. Accessed October 31, 2024. https://journals.library.ualberta.ca/ikcabstracts.com/index.php/ikc/article/view/2303.