Seabirds in the Norwegian Sea
Anker-Nilssen, T. & Lorentsen, S.-H. 2004. Seabirds in the Norwegian Sea. In Skjoldal, H.R., Sætre, R., Færnö, A., Misund, O.A. & Røttingen, I. (eds.). The Norwegian Sea Ecosystem. Tapir Academic Press, Trondheim, pp 435-446.