Leaching of lead from clinoptilolite at acidic conditions
by
Petrakakis Y., Mylona E., Georgantas D. and Grigoropoulou H.
Available Cd content of salt-affected and normal soils of Halastra-Kalohori area
by
Matsi Th., Hatzigiannakis E.G., Arampatzis G.K. and Panoras A.G.