Yubo Wang Jie Hu Gaoxi Xiao Limsoon Wong Stefan Ma Tee Hiang Cheng A Preliminary Study on the Effects of Fear Factors in Disease Propagation. 1387-1397 2009 Complex (2) http://dx.doi.org/10.1007/978-3-642-02469-6_19 conf/complex/2009-2 db/conf/complex/complex2009-2.html#WangHXWMC09