DANIELS, L.R.M.; DE BRUIN, D.; SMUTS, J.C. Exploration for concealed kimberlites in Botswana with trace element soil geochemistry. International Kimberlite Conference: Extended Abstracts, [S. l.], v. 10, 2012. DOI: 10.29173/ikc3752. Disponível em: https://journals.library.ualberta.ca/ikcabstracts.com/index.php/ikc/article/view/3752. Acesso em: 23 dec. 2025.