@inbook{inbook, title  = {{Eigenstructure approximations and their use for commutative controllers strategy : application to a helicopter}},

 publisher = {{Elsevier}},

 url = {{https://doi.org/10.1016/b978-0-08-042057-8.50098-7 }},

 year = {{1992}},

 month = {{1}},

 author = {{Aslan Y and Beauvois D and Rossiter JA}},

 doi = {{10.1016/b978-0-08-042057-8.50098-7}},

 isbn = {{9780080420578}},

 pages = {{380-383}},

 note = {{Accessed on 2025/12/01}}}