Castorina, F. et al. 2010. TRACE ELEMENTS AND Sr-Nd ISOTOPES IN AQUA REGIA EXTRACTS TO ASSESS POLLUTION IN URBAN AND FARMLAND SOILS FROM RAVENNA (ITALY). EQA - International Journal of Environmental Quality. 4, 4 (Jan. 2010), 53–62. DOI:https://doi.org/10.6092/issn.2281-4485/3795.