A. Cearreta, M. Alday, M. J. Irabien, N. Etxebarria, and J. Soto, “Modern conditions and recent environmental development of the Muskiz estuary: historical disturbance by the largest oil refinery of Spain”, JIGE, vol. 34, no. 2, pp. 191–213, Oct. 2008, Accessed: Nov. 14, 2024. Available: https://revistas.ucm.es/index.php/JIGE/article/view/JIGE0808220191A