COOPER, M. I.; SEWELL, B. T.; JAFFER, M. A. Differences between Violet and Green Woodhoopoe mantle feathers. Biodiversity Observations, [S. l.], v. 8, p. 46: 1 – 2, 2017. Disponível em: https://journals.uct.ac.za/index.php/BO/article/view/469. Acesso em: 26 apr. 2024.