@article{defenseagainstmodelextractionattackson,
  title = {Defense Against Model Extraction Attacks on Recommender Systems},
  author = {Sixiao Zhang and Hongzhi Yin and Hongxu Chen and Cheng Long},
  year = {2023},
  eprint = {2310.16335},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2310.16335v1},
}