@article{Romatschke:2023Yf,
  author = "Romatschke, Paul",
  title = "{Negative Coupling $\phi^4$ on the Lattice}",
  doi = "10.22323/1.453.0367",
  journal = "PoS",
  year = 2023,
  volume = "LATTICE2023",
  pages = "367"
}