1. Migraine, a study of environmental and intra-personal factors (PhD thesis);Debney,1978
2. Classification and diagnostic criteria for headache disorders, cranial neuralgias and facial pain;Headache Classification Committee of the International Headache Society;Cephalalgia,1988
3. Aj Wilkins, Mi Nimmo-Smith, J. Jansons, A colorimeter for the intuitive manipulation of hue, saturation and brightness, Ophthal Physiol Optics ((in press)).
4. Statistics of directional data;Mardia,1972
5. A neurological basis for visual discomfort;Wilkins;Brain,1984