Basu, Asish R., and V. Rama Murthy. 1977. “Trace Elements and Sr-Isotopic Geochemistry of the Constituent Minerals in Ultramafic Xenoliths from San Quintin, Baja California”. International Kimberlite Conference: Extended Abstracts 2 (1):18-20. https://doi.org/10.29173/ikc928.