TY - JOUR AU - Wenguang Zhai AU - Xiaodong Cao TI - On the average number of direct factors of finite abelian groups JO - Acta Arithmetica PY - 1997 SP - 45 EP - 55 VL - 82 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/aa-82-1-45-55/ DO - 10.4064/aa-82-1-45-55 LA - en ID - 10_4064_aa_82_1_45_55 ER -