TY - JOUR AU - Martin Epkenhans TI - On double covers of the generalized alternating group $ℤ_d ≀ JO - Acta Arithmetica PY - 1997 SP - 129 EP - 145 VL - 82 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/aa-82-2-129-145/ DO - 10.4064/aa-82-2-129-145 LA - en ID - 10_4064_aa_82_2_129_145 ER -