FOX, Anthony D et al. Preliminary observations of diurnal feeding patterns of Swan Geese Anser cygnoides using two different habitats at Shengjin Lake, Anhui Province, China. Wildfowl, [S. l.], p. 20–30, 2013. Disponível em: https://tidsskrift.dk/Wildfowl/article/view/153900. Acesso em: 16 dec. 2025.