@article{CRMATH_2002__335_2_151_0,
     author = {Amrouche, Ch\'erif},
     title = {The {Neumann} problem in the half-space},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {151--156},
     publisher = {Elsevier},
     volume = {335},
     number = {2},
     year = {2002},
     doi = {10.1016/S1631-073X(02)02428-7},
     language = {en},
     url = {http://www.numdam.org/articles/10.1016/S1631-073X(02)02428-7/}
}