1. Mori, K., Suenaga, Y., Toriwaki, J., et al.: Tracking of camera motion of real endoscope by using the Virtual Endoscope System. In: Lemke, H.U., Vannier, M.W., Inamura, K., et al. (eds.) CARS 2000. International Congress Series, vol. 1214, pp. 85–90 (2000)
2. Lecture Notes in Computer Science;D. Deguchi,2003
3. Vining, D.J., Shitrin, R.Y., Haponik, E.F., et al.: Virtual Bronchoscopy, Radiology, 193 (P), Supplement to Radiology RSNA Scientific Program, p.261 (1994)
4. Rogalla, P., Terwisscha van Scheltinga, J., Hamm, B. (eds.): Virtual endoscopy and related 3D techniques. Springer, Berlin (2001)
5. Forsyth, D.A., Ponce, J.: Computer Vision A Modern Approach. Pearson Education, London (2003)