@article{COCV_1999__4__537_0,
     author = {Sontag, Eduardo D.},
     title = {Clocks and insensitivity to small measurement errors},
     journal = {ESAIM: Control, Optimisation and Calculus of Variations},
     pages = {537--557},
     publisher = {EDP-Sciences},
     volume = {4},
     year = {1999},
     mrnumber = {1746166},
     zbl = {0984.93068},
     language = {en},
     url = {http://www.numdam.org/item/COCV_1999__4__537_0/}
}