1. Contribution from longrange atmospheric transport to the heavy metal pollution of surface soil;Allen,1980
2. Long-range atmospheric transport of trace elements to southern Norway;Amundsen;Atmospheric Environment,1992
3. Trace elements in atmospheric precipitation at Norwegian background stations (1989–1990) measured by ICP-MS;Berg;Atmospheric Environment,1994
4. Atmospheric trace element deposition: principal component analysis of ICP-MS data from moss samples;Berg;Envir. Pollut.,1994
5. Principal component analysis of data for trace elements and main components in precipitation falling on Norway;Berg;Envir. Monit. Assess.,1994