@article{10_4064_aa_23_4_401_412,
     author = {Yoichi Motohashi},
     title = {On the number of integers which are sums of two squares},
     journal = {Acta Arithmetica},
     pages = {401--412},
     publisher = {mathdoc},
     volume = {23},
     number = {4},
     year = {1973},
     doi = {10.4064/aa-23-4-401-412},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa-23-4-401-412/}
}