@inproceedings{Sugihara:2005UL, author = "Sugihara, Taka", title = "{Gauge invariance in a Z_2 hamiltonian lattice gauge theory }", doi = "10.22323/1.020.0181", booktitle = "Proceedings of XXIIIrd International Symposium on Lattice Field Theory {\textemdash} PoS(LAT2005)", year = 2005, volume = "020", pages = "181" }