@article{10_4007_annals_2004_159_889,
     author = {Loukas Grafakos and Xiaochun Li},
     title = {Uniform bounds for the bilinear {Hilbert} transforms, {I}},
     journal = {Annals of mathematics},
     pages = {889--933},
     publisher = {mathdoc},
     volume = {159},
     number = {3},
     year = {2004},
     doi = {10.4007/annals.2004.159.889},
     mrnumber = {2113017},
     zbl = {1071.44004},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4007/annals.2004.159.889/}
}