Medial Axis Approximation of Planar Shapes from Union of Balls: A Simpler and more Robust Algorithm.

Joachim Giesen Balint Miklos Mark Pauly Medial Axis Approximation of Planar Shapes from Union of Balls: A Simpler and more Robust Algorithm. 105-108 2007 conf/cccg/2007 CCCG db/conf/cccg/cccg2007.html#GiesenMP07