@article{KYB_2003_39_4_a0,
     author = {\v{C}elikovsk\'y, Sergej and Ruiz-Le\'on, J. J. and Sapiens, A. J. and Torres-Mu\~noz, J. A.},
     title = {Output feedback problems for a class of nonlinear systems},
     journal = {Kybernetika},
     pages = {389--414},
     year = {2003},
     volume = {39},
     number = {4},
     mrnumber = {2024522},
     zbl = {1249.93073},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/KYB_2003_39_4_a0/}
}