The VPRN has a number of avenues that will assist you in your research.
Asking a question in the discussion area or posting a general RFI in the community will yield results.
Alternatively try searching for your specific criteria here: http://vprn.edu.au/search
This will show you results for relevant databases that may contain answers to your query.
If this doesn't answer your query, please tell us and we'll refer the query to our experts.