Effects of target routing model on the occurrence of extreme events in complex networks Xiang Ling, Mao-Bin Hu, Jian-Xun Ding, Qing Shi and Rui Jiang Eur. Phys. J. B, 86 4 (2013) 146 Published online: 10 April 2013 DOI: 10.1140/epjb/e2013-30409-9