@article{hl-cpac-04,
  author     = {Danny Halperin and Eran Leiserowitz},
  title      = {Controlled perturbation for arrangements of circles},
  journal    = {International Journal of Computational Geometry and Applications},
  volume     = {14},
  number     = {4--5},
  year       = {2004},
  pages      = {277--310},
  doi        = {10.1142/S0218195904001482},
  note       = {Succeeds Controlled perturbation for arrangements of circles SoCG 2003}
}