@InProceedings{DvirHS05,
  author = 	 {Ori Dvir and Maurice Herlihy and Nir Shavit},
  title = 	 {Virtual Leashing: Internet-Based Software Piracy Protection},
  booktitle = 	 {25th International Conference on Distributed Computing Systems (ICDCS)},
  year =	 2005,
  annote =	 {to appear}
}