1. Allen, G. L. Seigel, A. W. & Rosinski, R. R. (1978). The role of perceptual context in structuring spatial knowledge. Journal if Experimental Psychology: Human Learning and Memory, 4, 617–630.
2. Bestgen, Y. & Dupont, V. (2003). The construction of spatial situation models during reading. Psychological Research, 67, 209–218.
3. Cholewiak, R. W. Brill, J. C. & Schwab, A. (2004). Vibrotactile localization on the abdomen: effects of place and space. Perception and Psychophysics, 66, 970–987.
4. Dobbins, T. & Samway, S. (2002). The use of tactile navigation cues in high-speed craft operations. Proceedings of the RINA conference on high speed craft, technology and operation (pp. 13–20). London: The Royal Institution of Naval Architects.
5. Geldard, F. A. (1957). Adventures in tactile literacy. American Psychologist, 12, 115–124.