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Chicorel index to environment and ecology
Chicorel, Marietta, (1975)
Cost benefit analysis of air pollution abatement measures in the Finnish pulp and paper industry
(1981)
Residential fuel policy and the environment
Cohen, Alan S., (1974)
Time Trend Estimation for a Geographic Region
Sølna, Knut, (1996)
Spatial Interpolation Errors for Monitoring Data
Høst, Gudmund, (1995)