TY - JOUR AU - Darafsheh, Mohammad Reza AU - Farjami, Yaghoub AU - Sadrudini, Abdollah TI - A characterization property of the simple group ${\rm PSL}\sb 4(5)$ by the set of its element orders JO - Archivum mathematicum PY - 2007 SP - 31 EP - 37 VL - 43 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ARM_2007__43_1_a2/ LA - en ID - ARM_2007__43_1_a2 ER -