Morales, J., B. Senut, and M. Pickford. 2011. “Crocuta Dietrichi from Meob, Namibia: Implications for the Age of the Tsondab Sandstone in the Coastal Part of the Namib Desert”. Estudios Geológicos 67 (2):207-15. https://doi.org/10.3989/egeol.40463.184.