@article{changerateestimationandoptimalfreshness,
  title = {Change Rate Estimation and Optimal Freshness in Web Page Crawling},
  author = {Konstantin Avrachenkov and Kishor Patil and Gugan Thoppe},
  year = {2020},
  eprint = {2004.02167},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2004.02167v1},
}