TY - JOUR AU - P. Gallagher TI - Sieving by prime powers JO - Acta Arithmetica PY - 1973 SP - 491 EP - 497 VL - 24 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/aa-24-5-491-497/ DO - 10.4064/aa-24-5-491-497 LA - en ID - 10_4064_aa_24_5_491_497 ER -