@article{BMMS_1999_22_1_a8,
     author = {Alireza Abdollahi and Bijan Taeri},
     title = {Some conditions of {Infinite} {Subsets} of {Infinite} {Groups}},
     journal = {Bulletin of the Malaysian Mathematical Society},
     year = {1999},
     volume = {22},
     number = {1},
     url = {http://geodesic.mathdoc.fr/item/BMMS_1999_22_1_a8/}
}