@article{approximatealgorithmsforksparse,
  title = {Approximate Algorithms For $k$-Sparse Wasserstein Barycenter With Outliers},
  author = {Qingyuan Yang and Hu Ding},
  year = {2024},
  eprint = {2404.13401},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2404.13401v1},
}