Spatial distribution and level of contamination of potentially toxic elements in sediments and soils of a biological reserve wetland, northern Amazon region of Ecuador

1. Carrillo, K.C.
2. Drouet, J.C.
3. Rodríguez-Romero, A.
4. Tovar-Sánchez, A.
5. Ruiz-Gutiérrez, G.
6. Viguri Fuente, J.R.