@article{persistentlaplacianprojectedomicronba4,
  title = {Persistent Laplacian projected Omicron BA.4 and BA.5 to become new dominating variants},
  author = {Jiahui Chen and Yuchi Qiu and Rui Wang and Guo-Wei Wei},
  year = {2022},
  eprint = {2205.00532},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2205.00532v1},
}