Shuichi Mitarai Masahiro Hirao Tetsuya Matsumoto Ayumi Shinohara Masayuki Takeda Setsuo Arikawa 469- 2001 conf/dcc/2001 Data Compression Conference http://doi.ieeecomputersociety.org/10.1109/DCC.2001.917178 db/conf/dcc/dcc2001.html#MitaraiHMSTA01