@article{ARM_1994__30_3_a0,
     author = {Margalef-Roig, J. and Outerelo-Dom{\'\i}nguez, E.},
     title = {Embedding of {Hilbert} manifolds with smooth boundary into semispaces of {Hilbert} spaces},
     journal = {Archivum mathematicum},
     pages = {145--164},
     publisher = {mathdoc},
     volume = {30},
     number = {3},
     year = {1994},
     mrnumber = {1308351},
     zbl = {0849.57026},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ARM_1994__30_3_a0/}
}