Heraldo V. Norambuena; Andrés Muñoz-Pedreros (September 2012). "Diurnal Activity of the Austral Pygmy Owl (Glaucidium nana) in Southern Chile". The Wilson Journal of Ornithology. 124 (3): 633–635. doi:10.1676/11-118.1.
Gill, Frank; Donsker, David; Rasmussen, Pamela, eds. (January 2021). "Owls". IOC World Bird List Version 11.1. International Ornithologists' Union. Archived from the original on 27 April 2014. Retrieved 24 May 2021.
Gill, Frank; Donsker, David; Rasmussen, Pamela, eds. (January 2021). "Owls". IOC World Bird List Version 11.1. International Ornithologists' Union. Archived from the original on 27 April 2014. Retrieved 24 May 2021.