Gill, F., M. Wright, & D. Donsker (2009). IOC World Bird Names. Version 2.1. Accessed 20-06-2009
(EN) F. Gill e D. Donsker (a cura di), Family Psittaculidae, in IOC World Bird Names (ver 9.2), International Ornithologists’ Union, 2019. URL consultato il 24 gennaio 2017.