TY - JOUR AU - J. Wu TI - On the average number of unitary factors of finite abelian groups JO - Acta Arithmetica PY - 1998 SP - 17 EP - 29 VL - 84 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/aa-84-1-17-29/ DO - 10.4064/aa-84-1-17-29 LA - en ID - 10_4064_aa_84_1_17_29 ER -