@article{10_4064_cm96_2_2,
     author = {Loukas Grafakos},
     title = {Estimates for maximal singular integrals},
     journal = {Colloquium Mathematicum},
     pages = {167--177},
     publisher = {mathdoc},
     volume = {96},
     number = {2},
     year = {2003},
     doi = {10.4064/cm96-2-2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm96-2-2/}
}