1. Mossbags als biomonitors van zware-metalen-depositie in de provincie Zuid-Holland;Baalen,1985
2. Aspects of atmospheric pollutant origin and deposition revealed by multielemental observations at a rural location in eastern Canada;Barrie;J. geophys. Res.,1988
3. On the concentration of trace metals in precipitation;Barrie;Atmospheric Environment,1987
4. Trace Elements and Health;Bryce-Smith,1983
5. Eindrapportage van het in 1984 uitgevoerde project stof/zware metalen in de buitenlucht in Zuid-Holland;Diederen;IMG-TNO report R 85/165, Delft,1985