Iordanis Mpiperis Sotiris Malassiotis Michael G. Strintzis 3-D Face Recognition With the Geodesic Polar Representation. 537-547 2007 2 IEEE Transactions on Information Forensics and Security 3-2 http://dx.doi.org/10.1109/TIFS.2007.902326 db/journals/tifs/tifs2.html#MpiperisMS07