Mike Carey 
Barbarella Vol. 2: Hard Labor [PDF ebook] 

Barbarella’s never ending quest to repair her ship’s regulator and be on her way takes a detour to Falladim, where there’s a rush on for R.U.S.T.-Radically Unstable Space-Time! The rarest and most valuable stuff in the universe, even Barbarella can’t resist its mighty call. But competition brings out the worst in humans and aliens alike, and the Siren of Space is about to see what the worst really is!