@article{directestimationofpositionbiasfor,
  title = {Position Bias Estimation for Unbiased Learning-to-Rank in eCommerce Search},
  author = {Grigor Aslanyan and Utkarsh Porwal},
  year = {2018},
  eprint = {1812.09338},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1812.09338v3},
}