@article{05575256,
title = {The inverse problem for elliptic equations from Dirichlet to Neumann map in multiply connected domains.},
journal = {Boundary Value Problems [electronic only]},
volume = {2009},
year = {2009},
doi = {10.1155/2009/305291},
zbl = {1171.35492},
language = {en},
url = {http://dml.mathdoc.fr/item/05575256}
}
Wen, Guochun; Xu, Zuoliang; Yang, Fengmin. The inverse problem for elliptic equations from Dirichlet to Neumann map in multiply connected domains.. Boundary Value Problems [electronic only], Tome 2009 (2009) . doi : 10.1155/2009/305291. http://gdmltest.u-ga.fr/item/05575256/