1. ISO 22301:2012: Societal security – business continuity management systems – requirements. International Organization for Standardization (2012).
https://www.iso.org/obp/ui/#iso:std:50038:en
2. BCI: What is business continuity? (2017).
http://www.thebci.org/index.php/resources/what-is-business-continuity
3. Lecture Notes in Business Information Processing;J Brás,2016
4. Cerullo, V., Cerullo, M.J.: Business continuity planning: a comprehensive approach. Inf. Syst. Manag. 21(3), 70–78 (2004)
5. COBIT: Cobit 5 for assurance. ISACA (2013).
https://books.google.pt/books?id=FDdbAwAAQBAJ&lpg=PA1&dq=cobit%205&hl=pt-PT&pg=PA2#v=onepage&q=cobit%205&f=false