@conference{Zid-2009,
    author={Hasnaa Zidani },
    title={Minisymposium "Sensitivity Analysis of deterministic control 
           systems : theory, numerical methods and applications" },
    publisher={organisé dans le cadre de la conférence "14 th 
           Belgian-French-German Conference on Optimization". Leuven, 
           September 14-18 },
    year={2009 },
}