Zhanfeng Zhao Zhiquan Zhou Haiyan Yu Xiaolin Qiao New Methods for QDDFS with Millions' Compression Ratio. 1387-1390 2006 conf/apccas/2006 APCCAS http://dx.doi.org/10.1109/APCCAS.2006.342459 db/conf/apccas/apccas2006.html#ZhanfengZHX06