Allovio, Stefano, and Cecilia Pennacini. “Guido Piacenza in Congo: A Cinematographic and Ethnographic Document Found Again”. Anuac 6, no. 2 (December 31, 2017): 109-128. Accessed September 27, 2022. https://ojs.unica.it/index.php/anuac/article/view/3083.