Olami-Feder-Christensen model on different networks F. Caruso, V. Latora, A. Pluchino, A. Rapisarda and B. Tadić Eur. Phys. J. B, 50 1-2 (2006) 243-247 Published online: 12 April 2006 DOI: 10.1140/epjb/e2006-00110-5