| Article | Date | Issue | |
|---|---|---|---|
| Tip Bit | 03.07.2010 | 960 | see article |
| Briefs | 19.06.2010 | 958 | see article |
| Tip Bit | 17.04.2010 | 949 | see article |
| Tip Bit | 06.03.2010 | 943 | see article |
| Tip Bit | 19.12.2009 | 933 | see article |
| Briefs | 21.11.2009 | 929 | see article |
| Briefs | 21.11.2009 | 929 | see article |
| Tip Bits | 12.01.2008 | 833 | see article |
| Tip Bits | 04.11.2007 | 825 | see article |
| Investors Chronicle | 09.09.2007 | 817 | see article |
| Tip Bits | 09.07.2006 | 757 | see article |
| Tip Bits | 08.07.2006 | 757 | see article |
| Tip Bits | 29.01.2006 | 734 | see article |