@Article{SCI:Han92b,
  author =    "C.D. Hansen and D. Butler",
  title =     "Visualization '91 Workshop Report: Scientific
              Visualization Environments",
  journal =   "Computer Graphics Quarterly",
  volume =    "26",
  number =    "3",
  pages =     "213--216",
  year =      "1992",
  month =     "August",
}