Scientific journal publication Temporal trends and spatial differences of perfluoroalkylated substances in livers of harbor porpoise (Phocoena phocoena) populations from Northern Europe, 1991-2008. Huber, S.; Ahrens, L.; Bårdsen, B.-J.; Siebert, U.; Bustnes, J.O.; Víkingsson, G.A.; Ebinghaus, R.; Herzke, D. Publication details Journal: Science of the Total Environment, 419, 216–224, 2012 DOI: 10.1016/j.scitotenv.2011.12.050