VAN ACHTERBERGH, E.; GRIFFIN, W.; STIEFENHOFER, J. Xenoliths from the Letlhakane kimberlite: geochemistry and implications for mantle processes. International Kimberlite Conference: Extended Abstracts, [S. l.], v. 7, n. 1, p. 937–939, 1998. DOI: 10.29173/ikc2937. Disponível em: https://ikcabstracts.com/index.php/ikc/article/view/2937. Acesso em: 10 aug. 2022.