Technological variability at Sibudu Cave: The end of Howiesons Poort and reduced mobility strategies after 62,000 years ago de la Peña, Paloma ; Wadley, Lyn Abstract Publication: PLoS ONE Pub Date: October 2017 DOI: 10.1371/journal.pone.0185845 Bibcode: 2017PLoSO..1285845D