@InProceedings{SCI:Dav2008b,
  author =    "S.B. Davidson and J. Freire",
  title =     "Provenance and Scientific Workflows: Challenges
              and Opportunities",
  booktitle = "Proceedings of the 2008 ACM SIGMOD International
              Conference on Management of Data",
  pages =     "1345--1350",
  year =      "2008",
  isbn =      "978-1-60558-102-6",
  keywords =  "provenance, workflows, workflow management,
              vistrails",
  url =       "http://www.sci.utah.edu/publications/davidson08/Davidson_SIGMOD08a.pdf",
}