Blake, E.R.; Vaurie, C. (1962). "Family Corvidae, Crows and Jays". In Mayr, E.; Greenway, J.C. Jnr (eds.). Check-list of birds of the world. Vol. 15. Cambridge, Mass.: Museum of Comparative Zoology. p. 275.
Catterall, C; Jones, R; Green, D (1992). "Habitat use by birds across a forest-suburb interface in Brisbane: implications for corridors". Biological Conservation. 60 (1): 66. doi:10.1016/0006-3207(92)90832-8.
Rowley, I.; Vestjens, W.J.M. (1973). "The comparative ecology of Australian corvids". CSIRO Wildlife Research. 18 (1): 131–155. doi:10.1071/CWR9730131.
Gill, Frank; Donsker, David (eds.). "Crows, mudnesters & birds-of-paradise". World Bird List Version 6.1. International Ornithologists' Union. Retrieved 27 January 2016.