@inproceedings{transform,
  title = "{On Specifying and Visualising Long-Running Empirical Studies.}",
  author = "Peter Y.H. Wong and Jeremy Gibbons",
  year = "2008",
  booktitle = "Proceedings of 1st International Conference on Model Transformation (Theory and Practice of Model Transformations)",
  month = "July",
  note = "Extended version available at \url{http://web.comlab.ox.ac.uk/oucl/work/peter.wong/pub/transext.pdf}.",
  series = "LNCS",
  url = "http://web.comlab.ox.ac.uk/oucl/work/peter.wong/pub/icmt2008.pdf",
  volume = "5063",
  doi = "10.1007/978-3-540-69927-9_6",
}