@article{anearlyinstanceoptimalalgorithmfortopk,
  title = {A Nearly Instance Optimal Algorithm for Top-k Ranking under the Multinomial Logit Model},
  author = {Xi Chen and Yuanzhi Li and Jieming Mao},
  year = {2017},
  eprint = {1707.08238},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1707.08238v2},
}