Rodríguez-Barroso, M. R., Benhamou, Y., El Moumni, B., Coello, D. and García-Morales, J. L. (2010) “Concentration, enrichment and distribution of heavy metals in surface sediments of the Tangier Bay, Morocco”, Scientia Marina, 74(S1), pp. 107–114. doi: 10.3989/scimar.2010.74s1107.