1 https://www.geospatialworld.net/blogs/what-is-intelligent-transport-system-and-how-it-works/
2 https://en.wikipedia.org/wiki/Intelligent_transportation_system
1 United Nations Office for Disaster Risk Reduction (2015), UNISDR Annual Report, United Nations Office for Disaster Risk Reduction Geneva, Switzerland
2 National Disaster Management Plan India (2016) - https://www.mha.gov.in/sites/default/files/National%20Disaster%20Management%20Plan%20May%202016.pdf
3 Road and Bridge Disaster Management (2011), Directorate General of Highway Indonesia