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Murphy, S.A., Double M.C. and Legge S.M. (2007) The phylogeography of palm cockatoos, Probosciger aterrimus, in the dynamic Australo-Papuan region. Journal of Biogeography 34: 1534–1545.

Murphy, S.A. and Legge S.M. (2007) The gradual loss and episodic creation of Palm Cockatoo (Probosciger aterrimus) nest-trees in a fire- and cyclone-prone habitat. Emu 107: 1–6.