Pearce David G, Bonneau Adelphine
Rock Art Research Institute, School of Geography, Archaeology and Environmental Studies, University of the Witwatersrand, Johannesburg, South Africa.
Archaeology Laboratories, Archaeometry Research Group and CELAT, Laval University, Quebec City, Quebec, Canada.
Nat Ecol Evol. 2018 Jun;2(6):925-926. doi: 10.1038/s41559-018-0540-4.