Woermann, E., B. Knecht, M. Rosenhauer, and G.C. Ulmer. “The Stability of Graphite and Diamond As a Function of the Oxygen Fugasity in the Mantle”. International Kimberlite Conference: Extended Abstracts 2, no. 1 (September 12, 1977): 358–359. Accessed May 3, 2024. https://ikcabstracts.com/index.php/ikc/article/view/1048.