Hiroto Takahashi Yasuo Yonezawa Congestion Prospect of Network Traffics by Fluctuation of Internet Transmission Time. 17-23 2001 conf/amt/2001 Active Media Technology http://link.springer.de/link/service/series/0558/bibs/2252/22520017.htm db/conf/amt/amt2001.html#TakahashiY01