1. Abbasi, E., Mahjoob, M., Yazdanpanah, R.: Controlling of quadrotor uav using a fuzzy system for tuning the pid gains in hovering mode. In: 10th International Conference Advance Computer Entertainment Technology, pp. 1–6 (2013)
2. Vepa, R.: Nonlinear Control of Robots and Unmanned Aerial Vehicles: An Integrated Approach. CRC Press (2016)
3. Tosun, D.C., Isik, Y., Korul, H.: Comparison of PID and LQR controllers on a quadrotor helicopter. Int. J Syst. Appl. Eng. Dev 9, 2074-1308 (2015)
4. Carrillo, L.R.G., López, A.E.D., Lozano, R., Pégard, C.: Quad Rotorcraft Control: Vision-Based Hovering and Navigation. Springer Science & Business Media (2012)
5. Bouabdallah, S., Noth, A., Siegwart, R.: PID vs LQ control techniques applied to an indoor micro quadrotor. In: Proceedings of the IEEE International Conference on Intelligent Robots and Systems (IROS), pp. 2451–2456. IEEE (2004)