Hornman, Menno, Johannes Wahl, Jens-Christian Svenning, Antra Stipniece, Leif Nilsson, Blas Molina, Svein-Håkon Lorentsen, Aleksi Lehikoinen, Tom Langendoen, Verena Keller, Anthony D. Fox, Chas A. Holt, Koen Devos, Bernard Deceuninck, Preben Clausen, Olivia Crowe, Thorsten J. S. Balsby, Szabolcs Nagy, Thomas Christensen, and Lars Dalby. “Seeking Explanations for Recent Changes in Abundance of Wintering Eurasian Wigeon (Anas Penelope) in Northwest Europe”. Ornis Fennica 93, no. 1 (March 31, 2016): 12–25. Accessed November 21, 2024. https://ornisfennica.journal.fi/article/view/133884.