TY - JOUR AU - Alireza Abdollahi AU - Bijan Taeri TI - Some conditions of Infinite Subsets of Infinite Groups JO - Bulletin of the Malaysian Mathematical Society PY - 1999 VL - 22 IS - 1 UR - http://geodesic.mathdoc.fr/item/BMMS_1999_22_1_a8/ ID - BMMS_1999_22_1_a8 ER -