Robinson, J. A., Colhoun, K., Gudmundsson, G. A.
, Boertmann, D., Merne, O. J., O'Brian, M., Portig, A. A., Mackie, K. & Boyd, H. (2004).
Light-bellied Brent Goose Branta bernicla hrota [East Canadian High Arctic population] in Canada, Ireland, Iceland, France, Greenland, Scotland, Wales, England, the Channel Islands and Spain: 1960/61 - 1999/2000. The Wildfowl and Wetlands Trust/Joint Nature Conservation Committee, Slimbridge. Waterbird Review Series
Boertmann, D. (2004).
Pattedyr på land. In O. Bennike, N. Mikkelsen, H. K. Pedersen & A. Weidick (Eds.),
Ilullisat Isfjord: Et verdensarvsområde Danmarks og Grønlands Geologiske Undersøgelse.
Clutton-Brock, T. H.
, Forchhammer, M. C., Lindström, J., MacColl, A. D. C., Clutton-Brock, T. H. (Ed.) & Pemberton, J. M. (Ed.) (2004).
Population dynamics in Soay sheep. In T. H. Clutton-Brock & J. M. Pemberton (Eds.),
Soay sheep. Dynamics and selection in an island population (pp. 52-88). Cambridge University Press.