The bkm_jso.exe file you have requested: Add Ons / Units / Serbian JSO Units (1.96) - 1.53mb is not available. Perhaps try browsing all files for the game ARMA: Cold War Assault and upload any files you want to share or are missing. This is the only information we could locate:
For more information on Operation Flashpoint Resistance, visit Operationflashpoint.filefront.com These are Serbian Special Forces. You need BKM Weapon Pack for this AddOn. Great units at East side.