Lederman, S.J., & Klatzky, R.L. (1993). An introduction to human haptic exploration and recognition of objects for neuroscience and AI. In P. Rudomin, M. Arbib, R. Cervantes-Perez (Eds.), Neuroscience: From neural networks to artifiical intelligence (Research notes in neural computing, Vol. 4), (pp.171-188). Heidelberg: Springer-Verlag.