1. Cytogenetic investigations in a Brazilian population living in an area of high natural radiation;Barcinski;Am. J. Hum. Genet.,1975
2. A review of existing information on natural radioactivity in Europe;Biau,1977
3. External radiation exposure associated with uranium thorium mineralization on the Kvanefjeld Plateau, Greenland;Bøtter-Jensen,1979
4. Gamma exposure levels from natural radioactivity in Greenland;Bøtter-Jensen,1979
5. Document standard, figurant dans toutes les études d'impact, pour installations chantiers, mines; concernant les produits radioactifs;CEA,1978