Xiaolin Chen Hui Deng Feng Wang Mu Mu Sanglu Lu A Deployable Architecture against Application-level DDoS Attacks. 2180-2185 2008 ICYCS http://dx.doi.org/10.1109/ICYCS.2008.509 conf/icycs/2008 db/conf/icycs/icycs2008.html#ChenDWML08