- Watkins, D. (1985). Report of the RAOU Ground Parrot Survey in Western Australia. RAOU Report No. 15.
- The report was for the Western Australian Department of Conservation and Land Management and was published by the Royal Australasian Ornithologists Union, Moonee Ponds, Victoria.
It should be noted that this survey pre-dated GPS. Primitive personal computers were available but were not in widespread use: one of the acknowledgements is a thankyou for the use of a private word processor.