MARTÍNEZ, G; SENIOR, W; MÁRQUEZ, A. Heavy metal speciation in the surface water dissolved fraction of the low watershed and plume of the Manzanares River, Sucre State, Venezuela. Ciencias Marinas, [S. l.], v. 32, n. 2, p. 239–257, 2006. DOI: 10.7773/cm.v32i21.1064. Disponível em: https://cienciasmarinas.com.mx/index.php/cmarinas/article/view/1064. Acesso em: 16 feb. 2025.