StiefenhoferJ., ViljoenK., TaintonK., DobbeR., and HannwegG. “The Petrology of a Mantle Xenolith Suite from Venetia, South Africa”. International Kimberlite Conference: Extended Abstracts, Vol. 7, no. 1, Apr. 1998, pp. 868-70, doi:10.29173/ikc2912.