@article{CRMATH_2003__337_4_271_0,
     author = {Li, Tatsien and Yu, Lixin},
     title = {Contr\^olabilit\'e exacte fronti\`ere pour les \'equations des ondes quasi lin\'eaires unidimensionnelles},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {271--276},
     publisher = {Elsevier},
     volume = {337},
     number = {4},
     year = {2003},
     doi = {10.1016/S1631-073X(03)00327-3},
     language = {fr},
     url = {http://www.numdam.org/articles/10.1016/S1631-073X(03)00327-3/}
}