Patrícia Magalhães, Ana, et al. “The Significance of African Cooking Ware in Lusitania: The Case of Tróia (Portugal)”. Rei Cretariae Romanae Fautorum Acta, vol. 43, Jan. 2015, pp. 701-8, https://archaeopresspublishing.com/ojs/index.php/RCRF/article/view/2173.