ZHANG, Beixi et al. Contrasting changes in abundance of Falcated Duck Mareca falcata wintering in the Yangtze River floodplain and on the eastern coast of China. Wildfowl, [S. l.], p. 267–292, 2020. Disponível em: https://tidsskrift.dk/Wildfowl/article/view/156279. Acesso em: 16 dec. 2025.