@article{IM_1991__104_1_143890,
     author = {G\'erard Bourdaud},
     title = {Le calcul fonctionnel dans les espaces de {Sobolev.}},
     journal = {Inventiones mathematicae},
     pages = {435--446},
     publisher = {mathdoc},
     volume = {104},
     number = {1},
     year = {1991},
     zbl = {0699.46019},
     url = {http://geodesic.mathdoc.fr/item/IM_1991__104_1_143890/}
}