@article{newtontypeoptimalthresholdingalgorithms,
  title = {Newton-Type Optimal Thresholding Algorithms for Sparse Optimization Problems},
  author = {Nan Meng and Yun-Bin Zhao},
  year = {2021},
  eprint = {2104.02371},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2104.02371v1},
}