Archer, William Benjamin Dean Sipho Department of Human Evolution, Max Planck Institute for Evolutionary Anthropology, Max Planck Society;
https://openaccess.leidenuniv.nl/handle/1887/45855 (Publisher version)
Archer, W. B. D. S. (2017). What is Still Bay? Human behavioural variability and biogeography reflected in southern African Middle Stone Age bifacial points. PhD Thesis, Universiteit, Leiden.