Han Wen Nanfeng Xiao Qiong Chen Web Snippets Clustering Based on an Improved Suffix Tree Algorithm. 542-547 2009 FSKD (1) http://doi.ieeecomputersociety.org/10.1109/FSKD.2009.718 conf/fskd/2009 db/conf/fskd/fskd2009-1.html#WenXC09