Martín, Alfredo Mederos, and João Luís Cardoso. 2022. “Archaeology in Spain and Portugal through the Correspondence of Julio Martínez Santa‑Olalla (1905‑1972) to and from Portuguese Archaeologists”. Estudos Arqueológicos De Oeiras 30 (February):281-408. https://eao.oeiras.pt/index.php/DOC/article/view/389.