Prego, R, MJ Belzunce, A Cobelo, and E Helios-Rybicka. “Particulate Metal in the Ulla River Estuary: State and Sources of Contamination (Arosa Ria, NW Iberian Peninsula)”. Ciencias Marinas 34, no. 3 (September 17, 2008): 381–388. Accessed November 21, 2024. https://cienciasmarinas.com.mx/index.php/cmarinas/article/view/1399.