Here are some resources that you may find useful during your studies. Search the Bennies catalogue Accessit for more, or browse the Non-fiction collection NFS.
The Sapphires- where are they now? Australian Geographic speak to the three original members of The Sapphires on whose lives the Australian hit movie is based.
SBS Movie Review- The Sapphires
Always consider how you search. If you use inverted commas (eg. "The Great Gatsby") you will perform a more accurate search.
Also, consider limiting the results to educational insitutions by adding site:.edu to your search terms