@conference {, title = {User-centric Adaptation of Multi-tenant Services: Preference-based Analysis for Service Reconfiguration}, booktitle = {9th International Symposium on Software Engineering for Adaptive and Self-Managing Systems}, year = {2014}, pages = {10}, doi = {10.1145/2593929.2593930}, author = {Jes{\'u}s Garc{\'\i}a Gal{\'a}n and Liliana Pasquale and Pablo Trinidad and Antonio Ruiz-Cort{\'e}s} }