Madureira M, Vale C, Fonseca N. Trace metal distribution in muddy-patch sediments from the northern Portuguese Shelf. Cienc. Mar. [Internet]. 2003 Mar. 6 [cited 2024 May 5];29(4):435-4. Available from: https://www.cienciasmarinas.com.mx/index.php/cmarinas/article/view/172