1. American Psychiatric Association (2013) Diagnostic and statistical manual of mental disorders (DSM-5®). Washington: American Psychiatric Publication.
2. Ascoli, M., Palinski, A., Owiti, J.A., De Jongh, B., & Bhui, K.S. 2012. The culture of care within psychiatric services: tackling inequalities and improving clinical and organizational capabilities. Philosophy, Ethics, and Humanities in Medicine, 7:12.
3. BBC London News 2011 Census 2011: Gypsies and Irish Travellers Get a Box, March 30, http://www.bbc.co.uk/news/uk-england-12914877, accessed October 6, 2016.
4. Beauchemin, C., C. Hamelle, and P. Simon 2010 Trajectories and Origins: Survey on Population Diversity in France. INED & INSEE, https://www.ined.fr/en/publications/document-travail/trajectories-and-origines-survey-on-population-diversity-in-france-initial-findings-en/, accessed April 24, 2018.
5. Beauchemin, C, Hamel, C, & Simon P. 2016. Trajectoires et origines: Enquête sur la diversité des populations en France. Paris: INED.