@INPROCEEDINGS{
       Author = {Livadariu, I. and Elmokashfi, A. and Dhamdhere, A. and claffy, k.}, 
       Title = {{A First Look at IPv4 Transfer Markets}},
       BookTitle = {ACM SIGCOMM Conference on emerging Networking EXperiments and Technologies (CoNEXT)},
       Pages = {7-12 },
       Month = {Dec},
       Year = {2013},
       Keywords = {economics   routing   ipv6}
}