Bhuvan Urgaonkar Prashant J. Shenoy Abhishek Chandra Pawan Goyal Timothy Wood Agile dynamic provisioning of multi-tier Internet applications. 2008 3 TAAS 1 http://doi.acm.org/10.1145/1342171.1342172 db/journals/taas/taas3.html#UrgaonkarSCGW08