TY - JOUR AU - Derrick Hart TI - A note on sumsets of subgroups in ${\mathbb Z}_{p}^{*}$ JO - Acta Arithmetica PY - 2013 SP - 387 EP - 395 VL - 161 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/aa161-4-5/ DO - 10.4064/aa161-4-5 LA - en ID - 10_4064_aa161_4_5 ER -