@article{Sugihara:2005UL,
  author = "Sugihara, Taka",
  title = "{Gauge invariance in a Z_2 hamiltonian lattice gauge theory }",
  doi = "10.22323/1.020.0181",
  journal = "PoS",
  year = 2005,
  volume = "LAT2005",
  pages = "181"
}