PEACOCK, F. Cuckoo about cuckoos: identification of Common and African cuckoos re-examined. Biodiversity Observations, [S. l.], p. 411–430, 2014. DOI: 10.15641/bo.256. Disponível em: https://journals.uct.ac.za/index.php/BO/article/view/256. Acesso em: 21 nov. 2025.