@article{Kan:2022IR,
  author = "Kan, Angus  and  Funcke, Lena  and  Kühn, Stefan  and  Dellantonio, Luca  and  Zhang, Jinglei  and  Haase, Jan F.  and  Muschik, Christine A.  and  Jansen, Karl",
  title = "{3+1D $\theta$-Term on the Lattice from the Hamiltonian Perspective}",
  doi = "10.22323/1.396.0112",
  journal = "PoS",
  year = 2022,
  volume = "LATTICE2021",
  pages = "112"
}