I just punched it in google and found some articles -
http://www.news.com.au/news/broker-in-progen-row/story-fna7dq6e-1225699716771
http://www.investordaily.com.au/31961-bell-potter-moves-to-break-up-class-action
http://www.smh.com.au/business/centro-class-action-opens-lawsuit-door-20120508-1yb3z.html