1. Baxter, B., Scheib, V., Lin, M.C., Manocha D., 2001. DAB: Interactive Haptic Painting with 3D Virtual Brushes. In: Proceedings of the ACM SIGGRAPH 2001, pp. 461–468.
2. Baxter, W., Wendt, J., Lin, M.C., 2004. IMPaSTo: A Realistic, Interactive Model for Paint. In: Proc. of NPAR 2004. The 3rd International Symposium on Non-Photorealistic Animation and Rendering, pp. 45–56.
3. Blackwell, A.F., 1998. Metaphor in Diagrams, Unpublished Ph.D. Thesis. Cambridge University, UK.
4. The reification of metaphor as a design tool;Blackwell;ACM Transactions on CHI,2006
5. Bordegoni, M., Cugini, U., Mussio, P., 2001. Issues in the Combination of Visual and Haptic Interaction. In: 1st International Conference on Universal Access in HCI.