@InProceedings{SCI:Sch2003a,
  author =    "J. Schpok and J. Simons and D.S. Ebert and C.D.
              Hansen",
  title =     "A Real-Time Cloud Modeling, Rendering, and
              Animation System",
  booktitle = "{ACM} Symposium on Computer Animation",
  pages =     "160--166",
  year =      "2003",
  location =  "San Diego",
  url =       "http://www.sci.utah.edu/publications/schpok03/scaclouds.pdf",
}