Thompson, R., Gibson, S., Dickin, A., & Smith, P. (2001). Early Cretaceous Basalt and Picrite Dykes of the Southern Etendeka Region, NW Namibia: Windows into the Role of the Tristan Mantle Plume in Paraná–Etendeka Magmatism. Journal of Petrology, 42(11), 2049-2081. https://doi.org/10.1093/petrology/42.11.2049