@inproceedings{smoothbilevelprogrammingforsparse,
  title = {Smooth Bilevel Programming for Sparse Regularization},
  author = {Clarice Poon and Gabriel Peyré},
  year = {2021},
  booktitle = {NeurIPS 2021 12},
  eprint = {2106.01429},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2106.01429v2},
}