TY - JOUR AU - Imre Kátai TI - Distribution of arithmetical functions on some subsets of integers JO - Algebra and discrete mathematics PY - 2007 SP - 87 EP - 98 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ADM_2007_3_a9/ LA - en ID - ADM_2007_3_a9 ER -