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Ockelford, Adam and Pring, L. and Welch, Graham and Treffert, D. (2006) Focus on Music: Exploring the Musical Interests and Abilities of Blind and Partially-Sighted Children with Septo-Optic Dysplasia. Issues in Practice . Institute of Education, University of London, London. ISBN 0854737235
Ockelford, Adam and Welch, Graham and Pring, L. (2005) Musical interests and abilities of children with septo-optic dysplasia. In: Vision 2005 - Proceedings of the International Congress held between 4 and 7 April 2005 in London, UK. International Congress Series (1282). Elsevier B.V, Amsterdam, pp. 894-897.