1. The chemistry of keratins;Crewther,1965
2. A history of mercury levels in Swedish fauna;Johnels;Ambio,1979
3. Toxic chemicals in sedentary and migratory birds in Fennoscandia and the Baltic area;Odsjö;Ornis Fenn.,1975
4. Simultaneous determination of mercury and arsenic in biological and organic materials by activation analysis;Sjöstand;Anal. Chem.,1964
5. Changes and differences in mercury level in the Baltic and Kattegat compared to the North Atlantic using Uria sp. (Guillemot sp.) and Cepphus grylle (Black Guillemot) as indicators;Somer,1974