0 regularized regression problem

Fan Wu, Wei Bian. 0 regularized regression problem. J. Global Optimization, 76(4):819-840, 2020. [doi]

@article{WuB20-1,
  title = {0 regularized regression problem},
  author = {Fan Wu and Wei Bian},
  year = {2020},
  doi = {10.1007/s10898-019-00826-6},
  url = {https://doi.org/10.1007/s10898-019-00826-6},
  researchr = {https://researchr.org/publication/WuB20-1},
  cites = {0},
  citedby = {0},
  journal = {J. Global Optimization},
  volume = {76},
  number = {4},
  pages = {819-840},
}