Erikstad , Kjell Einar, Jan Ove Bustnes, and Odd Jacobsen. “Duration of Ship-Following by Kittiwakes Rissa Tridactyla in the Barents Sea”. Polar Research 6, no. 2 (January 12, 1988): 191-194. Accessed March 31, 2026. https://polarresearch.net/index.php/polar/article/view/2434.