RINGIM, A. S. BirdPix - report on the photographic atlas of the birds of Nigeria, 2012 – 2019. Biodiversity Observations, [S. l.], v. 11, p. 11.4: 1–10, 2020. DOI: 10.15641/bo.944. Disponível em: https://journals.uct.ac.za/index.php/BO/article/view/944. Acesso em: 28 may. 2022.