"the Content and Access Dynamics of a Busy Web Site: Finding and Implications"   Venkata N. Padmanabhan, Lili Qiu. SIGCOMM 2000

"On the Use and Performance of Content Distribution Networks"  Balachander Krishnamurthy, Craig Wills, and Yin Zhang, IMW2001

"On Network-Aware Clustering of Web Clients"  Balachander Krishnamurthy (AT&T Research), Jia Wang (Cornell University), SIGCOMM2000