@article{atimevaryingnetworkforcryptocurrencies,
  title = {A Time-Varying Network for Cryptocurrencies},
  author = {Li Guo and Wolfgang Karl Härdle and Yubo Tao},
  year = {2021},
  eprint = {2108.11921},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2108.11921v1},
}