S. Harper, C. Goble, and S. Pettitt. Proceedings of the 10th International Conference on Human-Computer Interaction, 4, page 399--403. London, UK, Lawrence Erlbaum Associates, (2003)
S. Harper, and P. Green. International Conference on Computers Helping People with Special Needs, page 289--296. Germany, OCG Press, (July 2000)Under the auspices of the UNESCO.
S. Harper. University of Manchester Institute of Science and Technology (UMIST), Manchester, UK, Master of Philosophy in Software Engineering, (September 1998)
P. Green, and S. Harper. International Conference on Computers Helping People with Special Needs, page 281--288. Germany, OCG Press, (July 2000)Under the auspices of the UNESCO.