UNDERHILL, L. G.; PETER J BARHAM, . The significance of Robben Island for birds: A collection of research papers. Biodiversity Observations, [S. l.], v. 7, p. 1–10, 2016. DOI: 10.15641/bo.338. Disponível em: https://journals.uct.ac.za/index.php/BO/article/view/338. Acesso em: 3 nov. 2025.