@inproceedings{bfhw-scmtd-07,
  author       = {Eric Berberich, Efi Fogel, Dan Halperin, and Ron Wein},
  title        = {Sweeping over Curves and Maintaining Two-Dimensional
                  Arrangements on Surfaces},
  booktitle    = {Proc. $23^{rd}$ European Workshop on Computational Geometry},
  pages        = {223--226},
  year         = {2007},
  isbn         = {978-3-902465-62-7}, 
  site         = {Graz, Austria}
}