1. Allison, J. D., Brown, D. S. and Novogradac, K. J.: 1999, ‘MINTEQA2/PRODEFA2, A chemical assessment model for environmental systems: Version 4.02 user's manual’, Environmental Research Laboratory Office of Research and Development. US-EPA, Athens, 81pp.
2. Baeyens, L.: 1960, ‘Bodemkaart van België. Verklarende tekst bij het kaartblad 26(3–4)’, Centrum voor Bodemkartering en I.W.O.N.L.
3. Borma, L. S., Ehrlich, M. and Barbosa, M. C.: 2003, ‘Acidification and release of heavy metals in dredged sediments’, Can. Geotech. J. 40, 1154–1163.
4. Brummer, G. W., Gerth, J. and Herms, U.: 1986, ‘Heavy metal species, mobility and availability in soils’, Z. Planz. Bodenk. 149, 382–398.
5. Caetano, M., Madureira, M.-J. and Vale, C.: 2003, ‘Metal remobilisation during resuspension of anoxic contaminated sediment: Short-term laboratory study’, Water Air and Soil Pollut. 143, 23–40.