@Inproceedings{EPTCS181.9,
  author    = {Moreau, Luc},
  year      = {2015},
  title     = {Aggregation by Provenance Types: A Technique for Summarising Provenance Graphs},
  editor    = {Rensink, Arend and Zambon, Eduardo},
  booktitle = {{\rm Proceedings}
               Graphs as Models,
               {\rm London, UK, 11-12 April 2015}},
  series    = {Electronic Proceedings in Theoretical Computer Science},
  volume    = {181},
  publisher = {Open Publishing Association},
  pages     = {129-144},
  doi       = {10.4204/EPTCS.181.9},
}