TY - JOUR AU - Hu, Long AU - Wang, Zhiqiang TI - On boundary control of a hyperbolic system with a vanishing characteristic speed JO - ESAIM: Control, Optimisation and Calculus of Variations PY - 2016 SP - 134 EP - 147 VL - 22 IS - 1 PB - EDP-Sciences UR - http://archive.numdam.org/articles/10.1051/cocv/2015031/ DO - 10.1051/cocv/2015031 LA - en ID - COCV_2016__22_1_134_0 ER -