WASET
    A. R. Nemati and  M. Haddad Zarif and  M. M. Fateh,  Helicopter Adaptive Control with Parameter Estimation Based on Feedback Linearization.   journal   = {International Journal of Mechanical and Mechatronics Engineering}, [online]. World Academy of Science, Engineering and Technology.
    May 2007, vol. 5(5). 247 - 252
    [viewed 20 April 2024]. Available from: https://publications.waset.org/pdf/9009.