1. Atomic spectrometric analysis of heavy metal pollutants in water;Burrell,1974
2. Environmental Chemistry of the Elements;Bowen,1979
3. I metalli nelle acque: origine, distribuzione, metodi di rimozione;Dall'Aglio,1986
4. Trace metal export in urban runoff and its biological significance
5. Metal Pollution in the Aquatic Environment;Foerstner,1979