Pettitt, Paul. 2021. „The Origins of Human Visual Culture: A Three-Stage Hypothesis from Babble to Concordancy to Inclusivity“. In The Beef Behind All Possible Pasts: The Tandem Festschrift in Honour of Elaine Turner and Martin Street, herausgegeben von Sabine Gaudzinski-Windheuser und Olaf Jöris, 229-47. Monographien Des RGZM 157.1. Heidelberg: Propylaeum. https://doi.org/10.11588/propylaeum.868.c11316.