@phdthesis{Halper:2003:SPC,
  www = {http://diglib.uni-magdeburg.de/Dissertationen/2003/nichalper.htm},
  opturl = {},
  optdoi = {},
  optnote = {},
  author = {Nicolas Halper},
  optkey = {},
  opttype = {},
  optstatus = {},
  localfile = {papers/Halper.2003.SPC.pdf},
  title = {{S}upportive {P}resentation for {C}omputer {G}ames},
  school = UMDFIN,
  address = {Germany},
  optmonth = {},
  year = {2003},
}