@article{10_4064_aa_72_3_235_275,
     author = {D. Heath-Brown},
     title = {A mean value estimate for real character sums},
     journal = {Acta Arithmetica},
     pages = {235--275},
     publisher = {mathdoc},
     volume = {72},
     number = {3},
     year = {1995},
     doi = {10.4064/aa-72-3-235-275},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa-72-3-235-275/}
}