[2]
Concentrations of heavy metals and polycyclic aromatic hydrocarbons in river sediments: geochemical background, man's influence and environmental impact[J] . GeoJournal . 1981 (5)
[2]
Concentrations of heavy metals and polycyclic aromatic hydrocarbons in river sediments: geochemical background, man's influence and environmental impact[J] . GeoJournal . 1981 (5)