Laursen, K., Amstrup, O., Bak, M., Clausen, M., Fischer, K., Frikke, J., Rasmussen, L. M. & Thorup, O. (2011).
Trækfugle i det samlede Vadehav 1987-2008.
Dansk Ornitologisk Forenings Tidsskrift,
105(4), 190-192.
Koffijberg, K., Dijksen, L.
, Laursen, K. & Potel, P. (2011).
Trends in numbers and distribution of breeding birds in the Wadden Sea. In H. Marencic, K. Eskildsen, H. Farke & S. Hedtkamp (Eds.),
Science for Nature Conservation and Management: the Wadden Sea Ecosystem and EU Directives. Proceedings of the 12th International Scientific Wadden Sea Symposium in Wilhelmshaven, Germany, 30 March - 3 April 2009 (pp. 47-52). Wilhelmshaven: Common Wadden Sea Secretariat (CWSS).
http://www.waddensea-secretariat.org/news/symposia/Symposium-2009/Proceedings/2-13-Koffijberg-et-al-breeding-birds.pdf