Svisero, D. P., and H. O. A. Meyer. “New Occurrences of Kimberlite in Brazil”. International Kimberlite Conference: Extended Abstracts 4, no. 1 (September 19, 1986): 145–147. Accessed February 6, 2025. https://journals.library.ualberta.ca/ikcabstracts.com/index.php/ikc/article/view/1101.