TY - JOUR AU - László Tóth AU - Wenguang Zhai TI - On the error term concerning the number of subgroups of the groups $\mathbb {Z}_m \times \mathbb {Z}_n$ with $m,n\le x$ JO - Acta Arithmetica PY - 2018 SP - 285 EP - 299 VL - 183 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/aa171111-7-2/ DO - 10.4064/aa171111-7-2 LA - en ID - 10_4064_aa171111_7_2 ER -