Galego Fernandes, P., M. Bahir, J. Mendonça, P. Carreira, Y. Fakir, y M. O. Silva. «Anthropogenic Features in the Sines (Portugal) and Essaouira (Morocco) Coastal Aquifers: A Comparative Study of Their Hydrochemical Evolution by a Principal Component Analysis». Estudios Geológicos 61, no. 3-6 (diciembre 30, 2005): 207–219. Accedido abril 25, 2024. https://estudiosgeol.revistas.csic.es/index.php/estudiosgeol/article/view/63.