First flyer (pdf) is available here: http://hvttconference.com/wp-content/uploads/2011/05/First-flyer-HVTT12-Stockholm-16-19-Sept-2012.pdf
Second flyer and call for papers is available here: http://hvttconference.com/wp-content/uploads/2011/10/HVTT12-2nd-Call-for-Papers-2011-10-18.pdf