Gregory, Alice M.; Parsons, Michael J.; Barclay, Nicola L.; Gehrman, P.R. and O'Leary, R.E.. 2016. Genetic Research on Sleep, Sleep Disturbances and Associated Difficulties. In: S.B. Malykh; Y.V. Kovas and D.A. Gaysina, eds. Behavioural Genomics: Child Development and Education. Tomsk: Publishing House of Tomsk State University, pp. 276-299. [Book Section]

Barclay, Nicola L.; Gehrman, P.R.; Gregory, Alice M.; Eaves, L.J and Silberg, J.L.. 2015. The heritability of insomnia from childhood to adolescence: results from a longitudinal twin study. Sleep, 38(1), pp. 109-118. ISSN 0161-8105 [Article]