@article{nearoptimaloracleefficientalgorithmsfor,
  title = {Randomized Exploration for Non-Stationary Stochastic Linear Bandits},
  author = {Baekjin Kim and Ambuj Tewari},
  year = {2019},
  eprint = {1912.05695},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1912.05695v5},
}