STANLEY, P I; ST JOSEPH, A K M. Poisoning of Dark-bellied Brent Geese in Essex, February 1979. Wildfowl, [S. l.], v. 30, p. 154, 1979. Disponível em: https://tidsskrift.dk/Wildfowl/article/view/154125. Acesso em: 15 apr. 2026.