@Article{SCI:Sil2008b,
  author =    "C.T. Silva and J. Freire",
  title =     "Software Infrastructure for Exploratory
              Visualization and Data Analysis: Past, Present and
              Future",
  journal =   "Journal of Physics: Conference Series (SciDAC 2008
              Conference)",
  volume =    "125",
  year =      "2008",
  url =       "http://www.sci.utah.edu/publications/silva08/jpconf8_125_012100.pdf",
}