@article{10_4064_aa_24_5_491_497,
     author = {P. Gallagher},
     title = {Sieving by prime powers},
     journal = {Acta Arithmetica},
     pages = {491--497},
     publisher = {mathdoc},
     volume = {24},
     number = {5},
     year = {1973},
     doi = {10.4064/aa-24-5-491-497},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa-24-5-491-497/}
}