@inproceedings{Ekstrand:2009:RYD,
  author = {Michael D. Ekstrand and
  John T. Riedl},
  title = {rv you're dumb: Identifying Discarded Work in Wiki Article History},
  booktitle = {Proceedings of the 5th International Symposium on Wikis and Open Collaboration},
  series = {WikiSym '09},
  year = {2009},
  isbn = {978-1-60558-730-1},
  pages = {4:1--4:10},
  articleno = {4},
  numpages = {10},
  url = {https://dx.doi.org/10.1145/1641309.1641317},
  doi = {10.1145/1641309.1641317},
  acmid = {1641317},
  publisher = {ACM},
  address = {New York, NY, USA},
  keywords = {Wiki, Wikipedia, article history, visualization},
}