TY - JOUR AU - Harold Brown TI - An application of Zassenhaus' unit theorem JO - Acta Arithmetica PY - 1972 SP - 297 EP - 298 VL - 20 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/aa-20-3-297-298/ DO - 10.4064/aa-20-3-297-298 LA - de ID - 10_4064_aa_20_3_297_298 ER -