Lyuba Alboul Gilberto Echeverria Polyhedral Gauss Maps and Curvature Characterisation of Triangle Meshes. 14-33 2005 conf/ima-ms/2005 IMA Conference on the Mathematics of Surfaces http://dx.doi.org/10.1007/11537908_2 db/conf/ima-ms/ima-ms2005.html#AlboulE05