@TECHREPORT{
       Author = {Dhamdhere, A. and Cherukuru, H. and Dovrolis, C. and claffy, k.}, 
       Title = {{Measuring the Evolution of Internet Peering Agreements}},
       Institution = {IFIP Networking 2012},
       Month = {May},
       Year = {2012},
       Keywords = {topology   routing   measurement methodology   economics}
}