@article{Cortese:2012n4, author = "Cortese, Gennaro and Azcoiti, Vicente and Follana, Eduardo and Giordano, Matteo", title = "{Geometrical representation of the 2D Antiferromagnetic Ising Model with topological term theta=pi}", doi = "10.22323/1.164.0248", journal = "PoS", year = 2012, volume = "Lattice 2012", pages = "248" }