Schmitz, M. et al. 1998. Constraining the thermal history of an Archean craton: U-Pb thermochronology of lower crustal xenoliths from the Kaapvaal craton, southern Africa. International Kimberlite Conference: Extended Abstracts. 7, 1 (Apr. 1998), 766–768. DOI:https://doi.org/10.29173/ikc2876.