Jehoel, S., Dinar, S., McCallum, D., Rowell, J. & Ungar, S. (2005). A scientific approach to tactile map design: the minimum elevation of tactile map symbols. Paper presented at the International Cartographic Conference, A Coruña, Spain.
Jehoel, S., Ungar, S., McCallum, D., & Rowell, J. (2004). An Evaluation of Substrates for Tactile Displays: Scanning Speed and User Preferences. Paper presented at EuroHaptics, Munich, Germany.
Jehoel, S., Ungar, S., McCallum, D. & Rowell, J. (2005). Discriminability of map symbols in tactile cartography. Paper presented at the Annual Meeting of the American Association of Geographers, Denver, Colorado, USA.
Jehoel, S., Ungar, S., & Rowell, J. (2005). Developing a set of discriminable tactile symbols. Paper presented at Tactile Graphics 2005, Birmingham, UK.
Ungar, S., Rowell, J. & Jehoel S. (2005). Cartographic tactualization: a perception-cognitive approach to map design in the Tactile Inkjet Mapping Project. Paper presented at the Annual Meeting of the American Association of Geographers, Denver, Colorado, USA.
Ungar, S., Rowell, J., Jehoel, S. & McCallum, D. (2005). 'Tactualization' of spatial information: towards a perceptual-cognitive approach to map design. Paper presented at the International Cartographic Conference, A Coruña, Spain.
Den Ouden, H., Jehoel, S., Pijpers, W., Wiersma, V. & Postma, A. (2002). Effects of movement speed on distance reproduction in blindfolded locomotion. Paper presented at Touch, Blindness and Neuroscience, Madrid, Spain.

A tactile map for use by visually impaired people. Sandra Jehoel, A series of psychological studies on the design of tactile maps 2008
