Linear and quadratic algorithms for scheduling chains and opposite chainsJacek BlaewiczZhen Liu2002EJOR
A bandwidth sharing theory for a large number of HTTP-like connectionsCheng-Shang ChangZhen Liu2002Proceedings - IEEE INFOCOM
On maximizing service-level-agreement profitsZhen LiuMark S. Squillanteet al.2001ACM Conference on Electronic Commerce 2001
Traffic model and performance evaluation of Web serversZhen LiuNicolas Niclausseet al.2001Performance Evaluation
Optimizing the number of robots for web search enginesJ. TalimZ. Liuet al.2001Telecommunication Systems