Qin Zhang Hai Jin Yufu Li Shengli Li Adaptive Interval-Based Caching Management Scheme for Cluster Video Server. 116-125 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3044&spage=116 2004 conf/iccsa/2004-2 ICCSA (2) db/conf/iccsa/iccsa2004-2.html#ZhangJLL04