T. D. Almeida and A. G. Oliveira,  "Living on the Edge of Risk: Representations of Suicide among Students of Vocational Training at the National Police Academy (Brazil)", in Exploring Ethnographic and Non-Ethnographic Approaches of Suicide and Self-Harm, Elena Xeni, Ed., Oxford, UK, Brill, 2015, vol. 1, pp. 11-22