at Renaissance Köln Hotel on 11 Mar 2012 – 14 Mar 2012

at OSI Days on 19 Nov 2011 – 22 Nov 2011

at Rheingoldhalle, Mainz on 8 Oct 2011 – 12 Oct 2011

at Universität Hamburg, Geomatikum on 9 Sep 2011 – 11 Sep 2011

at Maritim proArte Hotel on 28 May 2011 – 1 Jun 2011

at Hilton Montreal Bonaventure on 7 Mar 2011 – 12 Mar 2011

at Rheingoldhalle on 10 Oct 2010 – 14 Oct 2010

at Chennai Trade Centre on 18 Sep 2010 – 21 Sep 2010

at Maritim proArte on 29 May 2010 – 2 Jun 2010

at Hotel Europa Salzburg on 30 Apr 2010 – 2 May 2010

at Kongresszentrum, Karlsruhe on 16 Nov 2009 – 18 Nov 2009

at Congress Center, Karlsruhe on 15 Nov 2009 – 18 Nov 2009

at Manchester, UK on 10 Oct 2009 – 11 Oct 2009

at Geomatikum, University Hamburg on 12 Sep 2009 – 13 Sep 2009

at Sankt Augustin on 22 Aug 2009 – 23 Aug 2009

at Berlin, Germany on 25 May 2009 – 27 May 2009