BSI. (2004). BS8800 - Occupational health and safety management systems - Guide. UK: British Standard Instituton.
Harms-Ringdahl, L. (2013). Guide to safety analysis for accident prevention (1st ed.). Stockholm, Sweden: IRSRiskhantering AB.
IPQ (2019). NP EN ISO 19011: 2019 - Linhas de orientação para auditorias a sistemas de gestão (ISO 19011:2018).Caparica: Instituto Português da Qualidade.
ISO/FDIS 31000:2017 - Risk management - Guidelines (2017). Switzerland: International Organization forStandardization.
Pinto, A. (2019), ISO 45001: 2018 - Gestão da SST. Guia Prático (1st ed.). Lisboa: Lidel.
Viner, D (2015). Occupational Risk Control: Predicting and Preventing the Unwanted (1st ed.). New York: Routledge.: nullnull