@article{blockbasedrefittinginell12sparse,
  title = {Block based refitting in $\ell_{12}$ sparse regularisation},
  author = {Charles-Alban Deledalle and Nicolas Papadakis and Joseph Salmon and Samuel Vaiter},
  year = {2019},
  eprint = {1910.11186},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1910.11186v2},
}