Topology of entanglement in multipartite states with translational invariance Hai-Tao Cui, Jun-Long Tian, Chun-Ming Wang and Yong-Chao Chen Eur. Phys. J. D, 67 7 (2013) 154 Published online: 24 July 2013 DOI: 10.1140/epjd/e2013-40045-2