@article{BMMS_2011_34_3_a0,
     author = {Fengwei Li and Qingfang Ye and Xueliang Li},
     title = {Tenacity and {Rupture} {Degree} of {Permutation} {Graphs} of {Complete} {Bipartite} {Graphs}},
     journal = {Bulletin of the Malaysian Mathematical Society},
     year = {2011},
     volume = {34},
     number = {3},
     url = {http://geodesic.mathdoc.fr/item/BMMS_2011_34_3_a0/}
}