1. Environmental Radioactivity in Denmark in 1979;Aarkrog,1980
2. Transfer of radiocesium and 90Sr from Sellafield to the Danish Straits;Aarkrog,1986
3. Trace metals in Shatt Al-Arab River;Abaychi;Iraq. Water Res.,1985
4. Arsenic and selenum species in the oxic and anoxic waters of the Oslofjord, Norway;Abdullah;Mar. Pollut. Bull.,1995
5. The elemental composition of atmospheric aerosol particles at Chacaltaya, Bolivia;Adams;Atmos. Environ.,1980