1. Use of mosses (Hylocomium splendens and Pleurozium schreberi) as biomonitor of heavy metal deposition: from relative to absolute deposition values;Berg;Environmental Pollution,1997
2. Recent trends in the atmospheric deposition of trace elements in Norway as evident from the 1995 moss survey;Berg;Science of the Total Environment,1997
3. Berg, T., Hjellbrekke, A., Rühling, Å., Steinnes, E., Kubin, E., Larsen, M.M., Piispanen, J., 2003. Absolute deposition maps of heavy metals for the Nordic countries based on moss surveys. TemaNord 2003:505, Nordic Council of Ministers, Copenhagen, pp. 1–36.
4. Bertills, U., Lövblad, G. (Eds.), 2002. Kritisk belastning för svavel och kväve (Critical load of sulphur and nitrogen). Naturvårdsverket Rapport 5174. Naturvårdsverket (Swedish Environmental Protection Agency). Stockholm, Sweden, 221 pp.
5. Falls of rain dust within the British Isles;Burt;Weather,1991