1. 1“FAA Aerospace Forecast,” Tech. Rep. FY2016-2036, 2016.
2. 2“Small Drones Market by Application (Defense, Commercial), Size (Micro, Mini, Nano), Payload (Sensor, Telemetry System, Camera, Videoscreen, NBC Detection, SAR, Others), Type, Propulsion Systems, & Region - Global Forecasts to 2020,” http://www.marketsandmarkets.com/Market-Reports/small-uav-market-141134567.html, 2016, [online; accessed October 2016].
3. 4Kopardekar, P. “Unmanned Aerial System Traffic Management (UTM): Enabling Low-altitude Airspace and UAS Operations,” Tech. Rep. NASA TM-2014-218299, 2014.