Catanzariti, G., I. Ramírez González, and G. Morelli. “Extensive Multi-Channel GPR Mapping over the Site of the Ancient Archiepiscopal Palace of Alcala De Henares (Spain)”. Archaeologia Polona, vol. 53, Jan. 2015, pp. 261-3, https://journals.iaepan.pl/apolona/article/view/324.