1. 30th Joseph T. Nall Report: General aviation accidents in 2018;AOPA,2020
2. FAA gives flying car prototype the go-ahead as a light sport aircraft;Bennett;Popular Mechanics,2016
3. The effects of NEXRAD graphical data resolution and direct weather viewing on pilots' judgment of weather severity and their willingness to continue a flight;Beringer,2004
4. Hearing thresholds among pilots and non-pilots: Implications for auditory warning design;Beringer,1998
5. Practices of high-time instructors in part 61 environments;Bertrand;International Journal of Applied Aviation Studies,2005