Ground-state correlations and finite temperature properties of the transverse Ising model J. W. Kim, S. J. Lee, T. W. Kang and M. L. Ristig Eur. Phys. J. B, 43 3 (2005) 373-378 Published online: 15 March 2005 DOI: 10.1140/epjb/e2005-00066-x