Bibtex Entry:

@article{CCR-OpenIX,
 author = "Nikolaos Chatzis and Georgios Smaragdakis and Anja Feldmann and Walter Willinger",
 title = {{Quo vadis Open-IX? Trying to boost public peering in the US}},
 journal = {ACM SIGCOMM CCR},
 volume={5},
 number={1},
 pages = {12--18},
 month={January},
 year = {2015} 
}