Birds of Svalbard
Strøm, H. 2006. Birds of Svalbard. In: Kovacs, K.M. & Lydersen, C. (eds.). Birds and Mammals of Svalbard. Polarhåndbok No. 13, Norwegian Polar Institute, pp 86-191.
Strøm, H. 2006. Birds of Svalbard. In: Kovacs, K.M. & Lydersen, C. (eds.). Birds and Mammals of Svalbard. Polarhåndbok No. 13, Norwegian Polar Institute, pp 86-191.