TY - JOUR AU - Snellman, Jan TI - The ring of arithmetical functions with unitary convolution: Divisorial and topological properties JO - Archivum mathematicum PY - 2004 SP - 161 EP - 179 VL - 40 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ARM_2004__40_2_a3/ LA - en ID - ARM_2004__40_2_a3 ER -