Discrete bisector function and Euclidean skeleton in 2D and 3D

@article{dcoeurjo_IVC_couprie,
      author = {Couprie, M. and Coeurjolly, D. and Zrour, R.},
      journal = {Image and Vision Computing},
      month = {October},
      number = {10},
      pages = {1519-1698},
      title = {Discrete bisector function and Euclidean skeleton in 2D and 3D},
      volume = {25},
      year = {2007}
}