1. M A. Srinivasan, What is Haptics? http://touchlab.mit.edu.
2. A haptic guidance tool for CT-directed percutaneous interventions;Hagmann;Conf. Proc. IEEE Eng. Med. Biol. Soc.,2004
3. Perspective in Image-guided Surgery;Buzug,2004
4. Computerized forensic facial reconstruction—a review of current systems;Wilkinson;Forensic Sci. Med. Pathol.,2005
5. http://www.virtopsy.com, 2007.