Bjørge, Arne, Geneviève Desportes, Gordon T Waring, and Aqqalu Rosing-Asvid. “Introduction: The harbour seal (Phoca vitulina) - a global perspective”. NAMMCO Scientific Publications 8 (September 1, 2010): 7–11. Accessed May 2, 2026. https://septentrio.uit.no/index.php/NAMMCOSP/article/view/2668.