Molecular Characterization of Contaminants in Soils by Spatially Resolved XRF & XANES Spectroscopy P.M. Bertsch, D.B. Hunter, P.R. Nuessle et S.B. Clark J. Phys. IV France, 7 C2 (1997) C2-817-C2-818 DOI: 10.1051/jp4:1997245