SCHUMMER, Michael L.; COHEN, Judah; KAMINSKI, Richard M.; BROWN, Michael E.; WAX, Charles L. Atmospheric teleconnections and Eurasian snow cover as predictors of a weather severity index in relation to Mallard Anas platyrhynchos autumn–winter migration. Wildfowl, [S. l.], p. 451–469, 2014. Disponível em: https://tidsskrift.dk/Wildfowl/article/view/153640. Acesso em: 16 dec. 2025.