@article{stochasticmultilevelcompositional,
  title = {Decentralized Multi-Level Compositional Optimization Algorithms with Level-Independent Convergence Rate},
  author = {Hongchang Gao},
  year = {2023},
  eprint = {2306.03322},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2306.03322v2},
}