TY - JOUR AU - Schlage-Puchta, Jan-Christoph TI - Lower bounds for expressions of large sieve type JO - Archivum mathematicum PY - 2009 SP - 79 EP - 82 VL - 45 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ARM_2009__45_2_a0/ LA - en ID - ARM_2009__45_2_a0 ER -