McCandless, T.E., M.A. Waldman, and J.J. Gurney. 1991. “Macro and Microdiamonds from Arkansas Lamproites: Morphology, Inclusions and Isotope Geochemistry”. International Kimberlite Conference: Extended Abstracts 5 (February):264-66. https://doi.org/10.29173/ikc2534.