@article{CC_2005_34_1_a7,
     author = {Dambrine, M. and Vial, G.},
     title = {Influence of a boundary perforation on the {Dirichlet} energy},
     journal = {Control and Cybernetics},
     pages = {117--136},
     publisher = {mathdoc},
     volume = {34},
     number = {1},
     year = {2005},
     zbl = {1167.35340},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CC_2005_34_1_a7/}
}