NILSSON, Leif; PERSSON, Hakon; VOSLAMBER, Berend. Factors affecting survival of young Greylag Geese Anser anser and their recruitment into the breeding population. Wildfowl, [S. l.], p. 72–87, 1997. Disponível em: https://tidsskrift.dk/Wildfowl/article/view/154102. Acesso em: 16 dec. 2025.