Stefano Berretti Alberto Del Bimbo Pietro Pala Francisco Silva-Mata Face Recognition by Matching 2D and 3D Geodesic Distances. 444-453 2007 conf/mcam/2007 MCAM http://dx.doi.org/10.1007/978-3-540-73417-8_53 db/conf/mcam/mcam2007.html#BerrettiBPM07