AA.

Albums certified gold by the IFPI for sales of 3,000 units in the Gulf Cooperation Council (GCC), which includes Bahrain, Kuwait, Oman, Qatar, Saudi Arabia and the United Arab Emirates. A complete list is available online. The category was checked for completeness as of the end of 2010. ...
Found on http://en.wikipedia.org/wiki/AA.

AA.

Augusti duo.
Found on http://www.translationdirectory.com/glossaries/glossary113.htm
No exact match found