Literature
- Gill, F., Donsker, D. & Rasmussen, P. 2024. IOC World Bird List (14.1). [link]
Literature references linked to higher taxa
- eBird: An online database of bird distribution and abundance. eBird, Ithaca, New York. [link] (Aves)
- Gill, F. & Donsker, D. 2017. IOC World Bird List v7.1. [link] (Accipitriformes)