@article{visibilitygraphanalysisofcrudeoil,
  title = {Visibility graph analysis of crude oil futures markets: Insights from the COVID-19 pandemic and Russia-Ukraine conflict},
  author = {Yan-Hong Yang and Ying-Lin Liu and Ying-Hui Shao},
  year = {2023},
  eprint = {2310.18903},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2310.18903v3},
}