Mil-homens, M., Branco, V., Vale, C., Stevens, R., Boer, W., Lebreiro, S., Cato, I., y Abrantes, F. 2008. Historical trends in Hg, Pb and Zn sedimentation in the central shelf area of Portugal. Journal of Iberian Geology 34, 2, 287–298. Recuperado 6 de diciembre de 2025 a partir de https://revistas.ucm.es/index.php/JIGE/article/view/JIGE0808220287A