@article{Zhao:2022Lc,
  author = "Zhao, Yidi  and  Christ, Norman H.",
  title = "{Calculating $K\to\gamma\gamma$ using lattice QCD}",
  doi = "10.22323/1.396.0451",
  journal = "PoS",
  year = 2022,
  volume = "LATTICE2021",
  pages = "451"
}