Meeting in Siegen (2-3 November 2006)
Meeting in Lviv (31 May - 2 June 2007)
Meeting in Sevilla (25-26 October 2007)
Meeting in Gotheborg (22-23 May 2008)
Meeting in Bratislava (13-14 November 2008)
Meeting in Krasnodar (18-20 March 2009)