1. Bartlett, M., Stewart, V., Sejnowski, T., Golomb, B., Larson, J., Hager, J., &Ekman, P. (1996). Classifying facial action. In D. Touretski, M. Mozer, & M. Hasselmo (Eds.),Advances in neural information processing systems (Vol. 8, pp. 823–829). Cambridge, MA: MIT Press.
2. Benson, P. J. (1992). i. Unpublished doctoral thesis, University of St. Andrews.
3. Benson, P. J. (1994a). Morph transformation of the facial image.Image & Vision Computing,12, 691–696.
4. Benson, P. J. (1994b). On facial composite image prototyping as a descriptive and diagnostic tool.Journal of Audiovisual Media in Medicine,17, 27–30.
5. Benson, P. J. (1995). Perspectives on face perception: Directing research by exploiting emergent prototypes. In T. Valentine (Ed.),Cognitive and computational aspects of face recognition (pp. 204–224). London: Routledge.