1. Atlas, R. (2013). 21st century security and CPTED: Designing for critical infrastructure protection and crime prevention. Boca Raton: CRC Press.
2. Craighead, G. (2009). High-rise security and fire life safety (3rd ed.). Burlington: Butterworth-Heinemann.
3. De Backer, M., Melgaço, L., Varna, G., & Menichelli, F. (2016). Order and conflict in public space. New York: Routledge.
4. Federal Emergency Management Agency (FEMA). (2005). Risk Assessment A How-To Guide to Mitigate Potential Terrorist Attacks Against Buildings. Available at: https://www.fema.gov/media-library-data/20130726-1524-20490-7497/fema452_cov_toc.pdf.
5. Garcia, M.-L. (2006). Physical protection systems (2nd ed.). Burlington: Butterworth-Heinemann.