You can access theses from Australian universities using Trove from the National Library of Australia.
- Click on Advanced Search
- Type your search terms
- Go to Limit your results to, and check Australian content
- At the Format box select Thesis
- Click Search
The theses will be displayed under the Books heading in the search results.
You can Refine your results to display only online items.
If a particular thesis is not available online, you may submit a Document Delivery Request to the Library.