Persistent organic pollutants and mercury in dead and dying glaucous gulls (Larus hyperboreus) at Bjørnøya (Svalbard)
Sagerup, K., Helgason, L. B., Polder, A., Strøm, H., Josefsen, T. D., Skåre, J. U., Gabrielsen, G. W. 2009. Persistent organic pollutants and mercury in dead and dying glaucous gulls (Larus hyperboreus) at Bjørnøya (Svalbard). Science of the Total Environment 407: 6009-6016.