@article{NUMA_1987__51_133186,
     author = {M. Masmoudi},
     title = {Numerical {Solution} for {Exterior} {Problems.}},
     journal = {Numerische Mathematik},
     pages = {87--102},
     publisher = {mathdoc},
     volume = {51},
     year = {1987},
     zbl = {0622.65096},
     url = {http://geodesic.mathdoc.fr/item/NUMA_1987__51_133186/}
}