Kevin Buchin Maarten Löffler Pat Morin Wolfgang Mulzer Delaunay Triangulation of Imprecise Points Simplified and Extended. 131-143 2009 WADS http://dx.doi.org/10.1007/978-3-642-03367-4_12 conf/wads/2009 db/conf/wads/wads2009.html#BuchinLMM09