1. Death Due to the Late Arrival of Ambulance, Retrieved from St-John Ambulance, September 2010http://aid-one.net/en/aid-one-cover/
2. Up in the Air: A Global Estimate of Non-Violent Drone Use 2009–2015;Choi-Fitzpatrick,2016
3. An Overview of Data Transmission Used in UAVs for Remote Sensing Surveillance and Environmental Management Systems;Da Silva Araujo,2015
4. Development of a Virtual Reality Environment (VRE) for Intuitive Drone Operations;Anderson,2017
5. Global Death Toll Due to Earthquakes from 2000 to 2015 Retrieved from the Statistical Studyhttps://www.statista.com/statistics/263108/global-death-toll-due-to-earthquakes-since-2000/