@inproceedings{cameron2002directions,
  title = "Directions in the use and computation of proximity queries",
  author = "Cameron, Stephen and Fenton-May, Tristam and Pitt-Francis, Joe",
  year = "2002",
  booktitle = "Geometric Modeling and Processing. Theory and Applications. GMP 2002. Proceedings",
  organization = "IEEE",
  pages = "43--52",
}