@article{1563,
  author = {Xiaodong Lin and Haojin Zhu and Minghui Shi and Rongxing Lu and Pinhan Ho and Xuemin Shen},
  title = {Universal Authentication and Billing Architecture for Wireless MANs},
  year = {2009},
  journal = {Emerging Wireless LANs, Wireless PANs, and Wireless MANs},
  pages = {555},
}