@ARTICLE{24xqx-tmc,
  author = {Jiaohao Xue and Zhe Qu and Jie Xu and Yao Liu and Zhuo Lu},
  title = {Bandwidth Allocation for Federated Learning with Wireless Providers and Cost Constraints},
  journal = {IEEE Transactions on Mobile Computing},
  volume = {},
  number = {},
  pages = {},
  year = {To Appear}
}