- https://www.udacity.com/course/flying-car-nanodegree--nd787
- https://udacity.github.io/udacidrone/docs/getting-started.html
- https://community.udacity.com/
- http://www.quantumdev.com/brushless-motors-vs-brush-motors-whats-the-difference/
- http://www.electronicdesign.com/electromechanical/what-s-difference-between-brush-dc-and-brushless-dc-motors
- https://en.wikipedia.org/wiki/Electronic_speed_control
- RC Basics - Understanding Electronic Speed Controllers (ESC) - https://www.youtube.com/watch?v=OZNxbxL7cdc
- https://drones.stackexchange.com/questions/415/how-does-a-quadcopter-yaw
Calculating error between planned and actual trajectory
- Identifying transient and persistent errors in aircraft cruise trajectory prediction using Bayesian state estimation https://www.sciencedirect.com/science/article/abs/pii/S0968090X22001085
- Study on track planning problem of multi-constrained and double-targeted https://mathematicsinindustry.springeropen.com/articles/10.1186/s13362-020-00089-x
PID