Fesq H, Kable E, Gurney J. Some aspects of the geochemistry of kimberlites from the Premier Mine, Transvaal, South Africa. IKC abstracts [Internet]. 1973 Aug. 13 [cited 2024 Apr. 27];1:115-8. Available from: https://ikcabstracts.com/index.php/ikc/article/view/862