@article{EJDE_2008__2008__a77,
     author = {Carvajal,  Xavier},
     title = {A note on local smoothing effects for the unitary group associated with the {KdV} equation},
     journal = {Electronic journal of differential equations},
     year = {2008},
     volume = {2008},
     zbl = {1173.35652},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EJDE_2008__2008__a77/}
}