S. Harper, S. Pettitt, и C. Goble. Computers Helping People with Special Needs -- Lecture Notes in Computer Science vol. 3118, стр. 430--437. Paris, France, 9th International Conference, ICCHP., Springer-Verlag, (июля 2004)
S. Harper, C. Goble, и R. Stevens. Proceedings of the Fourth International Conference on Web Information Systems Engineering (WISE'03), стр. 200--209. Los Alamitos California, USA, IEEE Computer Society, (декабря 2003)
S. Harper, C. Goble, R. Stevens, и Y. Yesilada. Proceedings of the The Twelfth International World Wide Web Conference, New York, USA, ACM Press, (мая 2003)
S. Harper, C. Goble, и S. Pettitt. Proceedings of the 10th International Conference on Human-Computer Interaction, 4, стр. 399--403. London, UK, Lawrence Erlbaum Associates, (2003)
S. Harper. University of Manchester (UoM), Manchester, UK, Doctor of Philosophy in Computer Science, (июня 2001)Now there's a funny story here. In short, I've lost the electronic copy. Got the paper one and it's lodged in two libraries so I did do it... but no personal pdf version..