Eggler, D.H., and K.P. Furlong. “Destruction of Subcratonic Mantle Keel: The Wyoming Province”. International Kimberlite Conference: Extended Abstracts 5 (February 1, 1991): 85–87. Accessed July 31, 2021. https://ikcabstracts.com/index.php/ikc/article/view/2473.