@TechReport{AIB-2011-24,
   author =       "Callum Corbett and Uwe Naumann",
   title =        "Demonstration of a Branch-and-Bound Algorithm for Global Optimization using McCormick Relaxations",
   institution =  "RWTH Aachen",
   year =         "2011",
   number =       "AIB-2011-24",
   month =        november,
   url =          "http://aib.informatik.rwth-aachen.de/2011/2011-24.pdf",
}