Miljeteig, Cecilie; Strøm, Hallvard; Gavrilo, Maria V; Volkov, Andrey; Jenssen, Bjørn Munro; Gabrielsen, Geir W (2009): High levels of contaminants in ivory gull Pagophila eburnea eggs from the Russian and Norwegian Arctic. Environmental Science & Technology, 43(14), 5521-5528, doi:10.1021/es900490n