1. Waslander, S. L., Hoffmann, G. M., Jang, J. S., and Tomlin, C. J., 2005. “Multi-agent quadrotor testbed control design: Integral and sliding more vs. reinforcement learning”. In Proc. 2005 IEEE/RSJ Int. Conf. Intelligent Robots and Systems, pp. 3712–3717.
2. Bouadballah, S., Noth, A., and Siegwart, R., 2004. “PID vs LQ control techniques applied to an indoor micro quadrotor”. In Proc. 2004 IEEE/RSJ Int. Conf. Intelligent Robots and Systems, pp. 2451–2456.
3. Krstic´, M., Kanellakopoullos, I., and Kokotovic´c, P., 1995. Nonlinear and Adaptive Control Design. John Wiley and Sons, Inc, New York, NY.
4. Bouadballah, S., and Siegwart, R., 2005. “Backstepping and sliding-mode techniques applied to an indoor micro quadrotor”. In Proc. 2005 IEEE Int. Conf. on Robotics and Automation, pp. 2247–2252.
5. Altug, E., Ostrowski, J. P., and Mahony, R., 2002. “Control of a quadrotor helicopter using visual feedback”. In Proc. 2002 IEEE Int. Conf. on Robotics and Automation, pp. 72–77.