YOUNG, H Glyn; SORENSON, Michael D; JOHNSON, Kevin P. A description of the Madagascar Teal Anas bernieri and an examination of its relationships with the Grey Teal A. gracilis. Wildfowl, [S. l.], p. 174–180, 1997. Disponível em: https://tidsskrift.dk/Wildfowl/article/view/154113. Acesso em: 16 dec. 2025.