Monthly Competition Newsletter Energy Trophy®+
- 1st competition newsletter [September 2007]
- 2nd competition newsletter [October 2007]
- 3rd competition newsletter [November 2007]
- 4th competition newsletter [December 2007]
- 5th competition newsletter [January 2008]
- 6th competition newsletter [February 2008]
- 7th competition newsletter [march 2008]
- 8th competition newsletter [April 2008]
- 9th competition newsletter [May 2008]
- 10th competition newsletter [July 2008]
- 11th competition newsletter [July 2008]
- 12th competition newsletter [August 2008]