@article{Coppola:2012bW, author = "Coppola, Massimo and Dazzi, Patrizio and Lazouski, Aliaksandr and Martinelli, Fabio and Mori, Paolo and Jensen, Jens and Johnson, Ian and Kershaw, Philip", title = "{The CONTRAIL Approach to Cloud Federations}", doi = "10.22323/1.153.0019", journal = "PoS", year = 2012, volume = "ISGC 2012", pages = "019" }