@inproceedings{bfhmw-scmtd-07,
  author       = {Eric Berberich and Efi Fogel and Dan Halperin and Kurt Melhorn and and Ron Wein},
  title        = {Sweeping and Maintaining Two-Dimensional Arrangements on Surfaces: A First Step},
  year         = {2007},
  pages        = {645--656},
  booktitle    = {Proc. 15th Annual European Symposium on Algorithms (ESA)},
  address      = {Eilat, Israel}
}