Sources

• Special Retreat Germany July 2019
  Ref:2019.07.x 121 entries
• Special Retreat Germany July 2018
  Ref:2018.07.x 125 entries
• Special Retreat Germany July 2017
  Ref:2017.07.x 120 entries
• Special Retreat Germany July 2015
  Ref:2015.07.x 103 entries
• Special Retreat Germany September 2014
  Ref:2014.09.x 122 entries
• Singapore QA August 2011
  Ref:2011.08.x 16 entries
• Special Retreat Thailand July 2011
  Ref:2011.07.x 62 entries
• Special Retreat Germany September 2010
  Ref:2010.09.x 88 entries
• Special Retreat Thailand July 2010
  Ref:2010.07.x 71 entries
• Special Retreat Thailand January 2010
  Ref:2010.01.x 93 entries
• Special Retreat Germany September 2009
  Ref:2009.09.x 80 entries
• Special Retreat Thailand July 2009
  Ref:2009.07.x 71 entries
• Special Retreat Thailand January 2009
  Ref:2009.01.x 57 entries
• Berlin QA September 2008
  Ref:2008.09.x 14 entries
• Bangkok QA May 2008
  Ref:2008.05.x 5 entries
• Special Retreat Thailand January 2008
  Ref:2008.01.x 76 entries
• Special Retreat Germany September 2007
  Ref:2007.09.x 80 entries
• Special Retreat Thailand July 2007
  Ref:2007.07.x 91 entries
• Special Retreat Thailand January 2007
  Ref:2007.01.x 70 entries
• Special Retreat Germany September 2006
  Ref:2006.09.x 86 entries
• Singapore QA January 2006
  Ref:2006.02.x 6 entries
• Special Retreat Thailand January 2006
  Ref:2006.01.x 87 entries
• Special Retreat Germany September 2005
  Ref:2005.09.x 64 entries
• Special Retreat Thailand July 2005
  Ref:2005.07.x 79 entries
• Special Retreat Australia April 2005
  Ref:2005.04.x 48 entries
• Singapore QA January 2005
  Ref:2005.02.x 8 entries
• Special Retreat Thailand January 2005
  Ref:2005.01.x 109 entries
• Special Retreat Germany September 2004
  Ref:2004.09.x 64 entries
• Special Retreat Australia April 2004
  Ref:2004.04.x 49 entries
• Special Retreat Thailand January 2004
  Ref:2004.01.x 93 entries
• Singapore QA December 2003
  Ref:2003.12.x 19 entries
• Special Retreat Germany September 2003
  Ref:2003.09.x 44 entries
• Special Retreat Thailand July 2003
  Ref:2003.07.x 56 entries
• Special Retreat Australia April 2003
  Ref:2003.04.x 62 entries
• Special Retreat Thailand January 2003
  Ref:2003.01.x 92 entries
• Special Retreat Thailand January 2002
  Ref:2002.01.x 61 entries
• Special Retreat Thailand July 2001
  Ref:2001.07.x 56 entries
• Special Retreat Thailand 1999-2000
  Ref:2000.01.x 79 entries