Solheim Silje Aakre, Sagerup Kjetil, Huber Sandra, Byrkjedal Ingvar, and Gabrielsen Geir Wing. “The Black-Legged Kittiwake Preen Gland - an Overlooked Organ for Depuration of Fat-Soluble Contaminants?”. Polar Research 350 (August 18, 2016). Accessed April 25, 2024. https://polarresearch.net/index.php/polar/article/view/3262.