1. Hoffmann, G., Rajnarayan, D. G., Waslander, S. L., Dostal, D., Jang, J. S., Tomlin, C. J.: The Stanford testbed of autonomous rotorcraft for multi agent control (STARMAC). In: Digital Avionics Systems Conference, 2004. DASC 04. The 23rd, 2004, pp. 12. E. 4-121-10 Vol. 2.
2. Bouabdallah, S.: Design and control of quadrotors with application to autonomous flying. Lausanne Polytechnic University (2007)
3. Bouadi, H., Bouchoucha, M., Tadjine, M.: Sliding Mode Control based on Backstepping Approach for an UAV Type-Quadrotor. International Journal of Applied Mathematics & Computer Sciences, 4 (2008)
4. Fowers, SG: Stabilization and control of a quad-rotor micro-UAV using vision sensors. Brigham Young University. Department of Electrical and Computer Engineering (2008)
5. Petersen, C. F., Hansen, H., Larsson, S., Theilgaard Madsen, L. B., Rimestad, M.: Autonomous Hovering with a quadrotor helicopter. Aalborg universitet, aalborg (2008)