Gill, Frank; Donsker, David; Rasmussen, Pamela (编). Owls. IOC World Bird List Version 13.1. International Ornithologists' Union. 2023-01 [2022-01-31]. (原始内容存档于2014-04-27) (英语).
worldbirdnames.org
Gill, Frank; Donsker, David; Rasmussen, Pamela (编). Owls. IOC World Bird List Version 13.1. International Ornithologists' Union. 2023-01 [2022-01-31]. (原始内容存档于2014-04-27) (英语).