@article{penaltymethodforinversionfreedeep,
  title = {Penalty Method for Inversion-Free Deep Bilevel Optimization},
  author = {Akshay Mehra and Jihun Hamm},
  year = {2019},
  eprint = {1911.03432},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1911.03432v6},
}