@article{RMC_2008_2008_1_a0,
     author = {Kalton, Nigel J.},
     title = {The nonlinear geometry of {Banach} spaces.},
     journal = {Revista matem\'atica complutense},
     pages = {7-60},
     year = {2008},
     volume = {21},
     number = {1},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RMC_2008_2008_1_a0/}
}