@article{M2AN_2003__37_5_833_0,
     author = {Belgacem, Faker Ben and Fekih, Henda El and Metoui, Hejer},
     title = {Singular perturbation for the {Dirichlet} boundary control of elliptic problems},
     journal = {ESAIM: Mod\'elisation math\'ematique et analyse num\'erique},
     pages = {833--850},
     publisher = {EDP-Sciences},
     volume = {37},
     number = {5},
     year = {2003},
     doi = {10.1051/m2an:2003057},
     mrnumber = {2020866},
     zbl = {1051.49012},
     language = {en},
     url = {http://archive.numdam.org/articles/10.1051/m2an:2003057/}
}