@article{00874393,
title = {An inverse problem for a general doubly-connected bounded domain with impedance boundary conditions.},
journal = {Portugaliae Mathematica. Nova S\'erie},
volume = {53},
year = {1996},
pages = {53-72},
zbl = {0865.35144},
language = {en},
url = {http://dml.mathdoc.fr/item/00874393}
}
Zayed, E.M.E. An inverse problem for a general doubly-connected bounded domain with impedance boundary conditions.. Portugaliae Mathematica. Nova Série, Tome 53 (1996) pp. 53-72. http://gdmltest.u-ga.fr/item/00874393/