@article{COCV_2002__7__421_0,
     author = {Xu, Cheng-Zhong and Sallet, Gauthier},
     title = {Exponential stability and transfer functions of processes governed by symmetric hyperbolic systems},
     journal = {ESAIM: Control, Optimisation and Calculus of Variations},
     pages = {421--442},
     publisher = {EDP-Sciences},
     volume = {7},
     year = {2002},
     doi = {10.1051/cocv:2002062},
     mrnumber = {1925036},
     zbl = {1040.93031},
     language = {en},
     url = {http://www.numdam.org/articles/10.1051/cocv:2002062/}
}