The Topological Nonconnectivity Threshold and magnetic phase transitions in classical anisotropic long-range interacting spin systemsR. Trasarti-Battistoni, F. Borgonovi and G. L. CelardoEur. Phys. J. B, 50 1-2 (2006) 69-72DOI: https://doi.org/10.1140/epjb/e2006-00061-9