@article{1441,
  author = {Bin Lin and Pin-Han Ho and Liang-Liang Xie and Xuemin Shen and Janos Tapolcai},
  title = {Optimal relay station placement in broadband wireless access networks},
  year = {2010},
  journal = {IEEE Transactions on Mobile Computing},
  volume = {9},
  number = {2},
  pages = {259-269},
  publisher = {IEEE},
}