1. Environmental Health Criteria 108;IPCS,1991
2. Contamination of natural surroundings by heavy metals and ecological effects;Makarova,1990
3. Striking mortality from respiratory cancer in two sparsely populated communities in arctic Norway — an effect of general atmospheric pollution?;Saugstad,1982
4. Luftforurensninger i grenseområdene Norge/Sovjetunionen januar 1990–mars 1991, Norsk institutt for luftforskning;Sivertsen,1991
5. Kreft i Pasvik II. Forurensning fra Nikel — ingen sammenheng likevel?;Sunde;Tidskr. Nor. Laegeforen.,1992