MUSILOVá, Zuzana; MUSIL, Petr; POLáKOVá, Simona; FUCHS, Roman. Wintering ducks in the Czech Republic: changes in their population trends and distribution. Wildfowl, [S. l.], p. 74–85, 2009. Disponível em: https://tidsskrift.dk/Wildfowl/article/view/153581. Acesso em: 13 feb. 2026.