I also posted a few links here: https://news.ycombinator.com/item?id=11766158
Specific allegations of legal counsel being refused:
http://www.theguardian.com/world/2013/jun/17/australia-refug...
http://www.theguardian.com/world/2014/mar/31/legal-aid-denie...
http://www.theguardian.com/australia-news/2015/oct/18/lawyer...
http://www.theguardian.com/australia-news/2016/may/02/widow-...