Improved Altimeter Settings for A-10 Aircraft
USAF Environmental Technical
Applications Center (USAFETAC/DOC), Scott AFB IL 62225-5116

http://www.dtic.mil/cgi-bin/GetTRDoc?AD=ADA302317

It talks about LASTE Suite 3.3 and 4. For comparison the DCS is Suite 3.1, unless I'm confusing overall suite with LASTE suite.