McPherron, S., Talamo, S., Goldberg, P., Niven, L., Sandgathe, D., Richards, M. P., Richter, D., Turq, A., & Dibble, H. L. (2012). Radiocarbon dates for the late Middle Palaeolithic at Pech de l'Azé IV, France. Journal of Archaeological Science, 39(11), 3436-3442. doi:10.1016/j.jas.2012.05.017.