WestermarkT.: Thoughts into Future (Tankar infor framtiden). 12th Nordic Symposium on Water Research, Visby May 11–13, 1976, Nordforsk, Helsinki, Finland. Publication 1976:2
2.
MadsenB. L.: Actions on Ecological Cycles (in Danish). 12th Nordic Symposium on Water Research, Visby May 11–13, 1976, Nordforsk, Helsinki, Finland. Publication 1976:2
3.
WestermarkT.: Environmental Control and Technology in the Year 2000 (Miljövård och miljöteknik år 2000). The Labor Unions Conference Research-Development-Work, Stockholm June 8–9, 1978, (in Swedish)
4.
WestermarkT.: Persistent Genotoxic Wastes – An Attempt of a Risk Assessment. Paper given at the Conference “Chemical Pathways in the Environment.” Paris, Palaiseau, Sept. 22–26, 1980, organized by the Société de Chimie Physique of France (not yet published). At the same Conference, Prof. G. Korte made the generalizations mentioned in section 2 (1st paragraph)
5.
Environmental Effects and Risks When Exploring Energy. Report from an expert group for safety and environment, DsI 1978:27, part 1, p. 2:59. Department of Industry, Energy Commission. (in Swedish)
6.
Air Pollution and Cancer: Risk Assessment Methodology and Epidemiological Evidence, Report of a Task Group.Environmental Heath Perspectives22, 1–12 (1978)