HUNT, Bill; YDENBERG, Ron. Harlequins Histrionicus histrionicus in a Rocky Mountain watershed I: Background and general breeding ecology. Wildfowl, [S. l.], p. 155–168, 2000. Disponível em: https://tidsskrift.dk/Wildfowl/article/view/153922. Acesso em: 17 dec. 2025.