Gothenburg, Sweden, September 5-9, 2016 Paris, France, September 7-11, 2015 Newcastle upon Tyne, UK, May 13-16, 2014 Sibiu, Romania, May 8-11, 2012 Valencia, Spain, April 28-30, 2010 Kaunas, Lithuania, May 7-9, 2008 Coimbra (Portugal), 18-20 October, 2006 Budapest (Hungary), 20-22 April, 2005 Toulouse (France) 23-25 October, 2002 Prague (Czech Republique) 15-17 September, 1999 Taormina (Italy) 2-4 October 1996 Berlin (Germany) 4-6 October 1994