@article{SM_1984_47_2_a16,
     author = {\`E. A. Storozhenko},
     title = {On~a problem of {Hardy-Littlewood}},
     journal = {Sbornik. Mathematics},
     pages = {557--577},
     publisher = {mathdoc},
     volume = {47},
     number = {2},
     year = {1984},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1984_47_2_a16/}
}