1. Characterization of pollution in sites contaminated by heavy metals: a proposal;Barbafieri;Ann. Chim.,1996
2. Hyperaccumulation as a plant defensive strategy;Boyd,1998
3. Plant growth-promoting bacteria that decrease heavy metal toxicity in plants;Burd;Can. J. Microbiol.,2000
4. A. Cao, A. Carucci, E. Tamburini, P. La Colla, Use of chelating agents for heavy metal contaminated soil remediation: a multidisciplinary approach, in: Proceedings of ISWA 2004, Rome. 17–21 October 2004.
5. R. Dessì, M. Boi, P. Persod, F. Ullu, Environmental characterisation and rehabilitation proposals of Montevecchio mine district, in: Proceedings of REWAS 99, Vol. III, San Sebastian, September 5–9, 1999, pp. 2541–2550.