@article{10_4064_aa_85_4_389_396,
     author = {Glyn Harman},
     title = {On the {Erd\H{o}s-Tur\'an} inequality for balls},
     journal = {Acta Arithmetica},
     pages = {389--396},
     publisher = {mathdoc},
     volume = {85},
     number = {4},
     year = {1998},
     doi = {10.4064/aa-85-4-389-396},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa-85-4-389-396/}
}