%0 Journal Article %A P. Gallagher %T Sieving by prime powers %J Acta Arithmetica %D 1973 %P 491-497 %V 24 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/aa-24-5-491-497/ %R 10.4064/aa-24-5-491-497 %G en %F 10_4064_aa_24_5_491_497