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De Bruijn, O., McDougall, S. and Curry, M., 1999. ESPbase: a Microsoft Access Tool for Selecting Symbol and Icon Sets for Usability. Behavior Research Methods, Instruments, & Computers, 31 (3), pp. 479-486.

Connor, S. and McDougall, S., 1999. Experiences of Dyslexia: Comparing the Attitudes of Dyslexics and Non-Dyslexics. In: Conference of the British Psychological Society, 20-21 December 1999, Institute of Education, London.

McDougall, S., De Bruijn, O. and Curry, M., 1999. Finding out what users really think: using cognitive modelling to improve icon design. In: Harris, D., ed. Engineering Psychology and Cognitive Ergonomics: Job Design, Product Design and Human-Computer Interaction. Aldershot, Hampshire: Ashgate Publishing Limited, pp. 173-180.

McDougall, S., Curry, M. and De Bruijn, O., 1999. Measuring Symbol and Icon Characteristics: Norms for Concreteness, Complexity, Meaningfulness, Familiarity, and Semantic Distance for 239 Symbols. Behaviour Research Methods, Instruments & Computers, 31 (3), pp. 487-519.