STEELE, K.F.; WAGNER, G.H. Geochemistry of the Murfreesboro kimberlite and its relationshop with other igneous rocks of Arkansas. International Kimberlite Conference: Extended Abstracts, [S. l.], v. 2, n. 1, p. 331–333, 1977. DOI: 10.29173/ikc1039. Disponível em: https://ikcabstracts.com/index.php/ikc/article/view/1039. Acesso em: 3 may. 2024.