@article{EXMATH_2007_2007_1_a12,
     author = {Godefroy, G. and  Kalton, N. J.},
     title = {Isometric embeddings and universal spaces.},
     journal = {Extracta mathematicae},
     pages = {179-189},
     publisher = {mathdoc},
     volume = {22},
     number = {2},
     year = {2007},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EXMATH_2007_2007_1_a12/}
}