The missionmod.barkeep.zip file you have requested: Shadow of Chernobyl / Mods / Singleplayer / MissionMOD - 196.49kb is not available. Perhaps try browsing all files for the game S.T.A.L.K.E.R. Shadow of Chernobyl and upload any files you want to share or are missing. This is the only information we could locate:
This file contains the MOD for STALKER SHOC (v1.05), with additional missions, side jobs, and the possibility for a player to buy info on stash locations and artefact spawning, including a number of other changes.