@article{02167505,
title = {Boundary controllability of hyperbolic equations.},
journal = {Sibirskij Matematicheskij Zhurnal},
volume = {41},
year = {2000},
pages = {944-959},
zbl = {1078.93510},
language = {en},
url = {http://dml.mathdoc.fr/item/02167505}
}
Èmanuilov, O.Yu. Boundary controllability of hyperbolic equations.. Sibirskij Matematicheskij Zhurnal, Tome 41 (2000) pp. 944-959. http://gdmltest.u-ga.fr/item/02167505/