@article{COCV_2016__22_1_134_0,
     author = {Hu, Long and Wang, Zhiqiang},
     title = {On boundary control of a hyperbolic system with a vanishing characteristic speed},
     journal = {ESAIM: Control, Optimisation and Calculus of Variations},
     pages = {134--147},
     publisher = {EDP-Sciences},
     volume = {22},
     number = {1},
     year = {2016},
     doi = {10.1051/cocv/2015031},
     zbl = {1336.93031},
     language = {en},
     url = {http://archive.numdam.org/articles/10.1051/cocv/2015031/}
}