@article{silva_paiva_kienitz_2011,  title={A methodology to assess robust stability and robust performance of automatic flight control systems},  volume={22},  ISSN={0103-1759},  url={https://doi.org/10.1590/S0103-17592011000500001},  DOI={10.1590/S0103-17592011000500001},  number={5},  journal={Sba: Controle & Automação Sociedade Brasileira de Automatica},  publisher={Sociedade Brasileira de Automática},  author={Silva, Alex Sander Ferreira da and Paiva, Henrique Mohallem and Kienitz, Karl Heinz},  year={2011},  month={Sep},  pages={429–440} }