@article{BMMS_2012_35_1_a18,
     author = {A. Pourmirzaei and A. Hokmabadi and S. Kayvanfar},
     title = {Capability of a {Pair} of {Groups}},
     journal = {Bulletin of the Malaysian Mathematical Society},
     year = {2012},
     volume = {35},
     number = {1},
     url = {http://geodesic.mathdoc.fr/item/BMMS_2012_35_1_a18/}
}