Chenxi Wang Xiaobo Wang Guohong Wang 162-166 2008 FSKD (1) https://doi.org/10.1109/FSKD.2008.61 https://doi.ieeecomputersociety.org/10.1109/FSKD.2008.61 conf/fskd/2008-1 db/conf/fskd/fskd2008-1.html#WangWW08