The citizen_control_combine_v2.zip file you have requested: Skins / Npc / Half-Life 2: Citizen Control Combine NPC Skin - 1.54mb is not available. Perhaps try browsing all files for the game Half-Life 2 and upload any files you want to share or are missing. This is the only information we could locate:
A nicely done Skin for Combine Prison Guard and/or Combine Soldier for Multiplayer or SP made by Loiterer. Check out the readme below for more information.