?url_ver=Z39.88-2004&rft_id=doi%3A10.1145%2F2479942.2479951&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Casale%2C+Giuliano&rft.aulast=Casale&rft.aufirst=Giuliano&rft.title=Performance+Evaluation+Review&rft.issue=4&rft.volume=40&rft.date=March+2013&rft.atitle=Modelling+exogenous+variability+in+cloud+deployments&rft.pages=73-82&rft.issn=0163-5999&rft.genre=article