@TechReport{Tracking_RDF_Graph_Provenance_using_RDF_Molecules,
  author = "Li  Ding and Yun  Peng and Paulo  Pinheiro da Silva and Deborah L. McGuinness",
  title = "{Tracking RDF Graph Provenance using RDF Molecules}",
  month = "April",
  year = "2005",
  booktitle = "TR-CS-05-06",
  institution = "UMBC",
}