@article{10_4064_aa_25_4_347_351,
     author = {R. Hall},
     title = {Halving an estimate obtained from {Selberg's} upper bound method},
     journal = {Acta Arithmetica},
     pages = {347--351},
     publisher = {mathdoc},
     volume = {25},
     number = {4},
     year = {1973},
     doi = {10.4064/aa-25-4-347-351},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa-25-4-347-351/}
}