@inproceedings{bfhmw-samtdaosafs-07-euro,
  title        = {Sweeping and Maintaining Two-Dimensional Arrangements on Surfaces},
  author       = {Eric Berberich and Efi Fogel and Dan Halperin and Kurt Mehlhorn and Ron Wein},
  booktitle    = {Abstracts of 23rd European Workshop on Computational Geometry},
  pages        = {223-226},
  year         = {2007}
}