Ecker et al. (2017)

Ecker, M., Brink, J., Chazan, M., Horwitz, L.K., Lee-Thorp, J.A., 2017. Radiocarbon Dates Constrain the Timing of Environmental and Cultural Shifts in the Holocene Strata of Wonderwerk Cave, South Africa. Radiocarbon 59, 1067–1086. https://doi.org/10.1017/RDC.2017.55