Henshilwood, Christopher S.
d’Errico, Francesco
van Niekerk, Karen L.
Dayet, Laure
Queffelec, Alain
Pollarolo, Luca
Article History
Received: 16 February 2018
Accepted: 7 August 2018
First Online: 12 September 2018
Competing interests
: The authors declare no competing interests.