Czechoslovak People Army (CSLA) is a full modification for the czech game Arma2:Combined Operations. CSLA modification adds new czechoslovak men (riflemen, paratroopers etc.), riefles, machineguns, static weapons, armoured and transport vehicles, planes and helicopers and many other features.
Short "How To Guide" with description of all basic principles and functions in MP missions Protectors for both versions: CSLA conquers AFMC and vice versa.
Note that the version Protectors Lite have a different guide: Moddb.com