1. Altug E, Ostrowski JP, Mahony R (2002) Control of a quadrotor helicopter using visual feedback. In: Proceedings 2002 IEEE international conference on robotics and automation (Cat. No.02CH37292), vol 1, pp 72–77
2. Sugiura R, Fukagawa T, Noguchi N, Ishii K, Shibata Y, Toriyama K (2003) Field information system using an agricultural helicopter towards precision farming. In: Proceedings 2003 IEEE/ASME international conference on advanced intelligent mechatronics (AIM 2003), vol 2, pp 1073–1078
3. Bouabdallah S, Murrieri P, Siegwart R (2005) Towards autonomous indoor micro VTOL. Auton Rob 18(2):171–183
4. Corban JE, Calise A, Prasad JVR (1999) Implementation of adaptive nonlinear control for flight test on an unmanned helicopter, vol 4
5. Mettler B et al (1999) System identification of small-size unmanned helicopter dynamics