BOURNE, W R P; DAVID, A C F; JOUANIN, C. Probable Garganey on St. Paul and Amsterdam Islands, Indian Ocean. Wildfowl, [S. l.], p. 127–129, 1983. Disponível em: https://tidsskrift.dk/Wildfowl/article/view/154245. Acesso em: 13 feb. 2026.