https://www.faa.gov/uas/
https://www.nytimes.com/2017/12/28/world/asia/china-drones.html
https://www.travelchinacheaper.com/flying-drone-china-regulations
https://www.forbes.com/sites/ryanmac/2015/05/06/dji-drones-frank-wang-china-billionaire/#1c8a28d5b48f
https://www.cnbc.com/2018/01/11/swarm-of-armed-diy-drones-attacks-russian-military-base-in-syria.html
https://en.wikipedia.org/wiki/List_of_unmanned_aerial_vehicles
