@inproceedings{Cantarella:2002:AED,
  title = {An Energy-Driven Approach to Linkage Unfolding},
  booktitle = {Proceedings of the 12th Annual DIMACS Workshop on Computational Geometry},
  author = {Jason Cantarella and Eric Demaine and Hayley Iben and James F. O'Brien},
  month = nov,
  location = {Piscataway, New Jersey},
  year = 2002,
  url = {http://graphics.berkeley.edu/papers/Cantarella-AED-2002-11/},
}