HELMSTAEDT, H. H.; GURNEY, J. J. Kimberlites - why, when and where? A hierarchy of geotectonic controls. International Kimberlite Conference: Extended Abstracts, [S. l.], v. 6, n. 1, p. 233–235, 1995. DOI: 10.29173/ikc1845. Disponível em: https://ikcabstracts.com/index.php/ikc/article/view/1845. Acesso em: 5 may. 2024.