A. Services and L. , Amazon Elastic Compute Cloud (Amazon EC2) http://aws.amazon.com/ec2, 2006.

A. Services and L. , Amazon Elastic MapReduce, 2009.

F. Cappello, E. Caron, M. Dayde, F. Desprez, Y. Jegou et al., Grid'5000: a large scale and highly reconfigurable grid experimental testbed, The 6th IEEE/ACM International Workshop on Grid Computing, 2005., pp.99-106, 2005.
DOI : 10.1109/GRID.2005.1542730
URL : https://hal.archives-ouvertes.fr/hal-00684943

Y. Chen, S. Iyer, X. Liu, D. Milojicic, and A. Sahai, Translating Service Level Objectives to lower level policies for??multi-tier services, Cluster Computing, vol.12, issue.3, pp.299-311, 1007.
DOI : 10.1007/s10586-008-0059-6

N. Chohan, C. Bunch, S. Pang, C. Krintz, N. Mostafa et al., AppScale: Scalable and Open AppEngine Application Development and Deployment, Cloud Computing of Lecture Notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering, pp.57-70
DOI : 10.1007/978-3-642-12636-9_4

J. Dean and S. Ghemawat, MapReduce, Communications of the ACM, vol.51, issue.1, pp.107-113, 2008.
DOI : 10.1145/1327452.1327492

A. L. Freitas, N. Parlavantzas, and J. Pazat, Cost Reduction through SLA-driven Self-Management, 2011 IEEE Ninth European Conference on Web Services, 2011.
DOI : 10.1109/ECOWS.2011.23
URL : https://hal.archives-ouvertes.fr/inria-00600289

S. Genaud and J. Gossa, Cost-Wait Trade-Offs in Client-Side Resource Provisioning with Elastic Clouds, 2011 IEEE 4th International Conference on Cloud Computing, pp.1-8, 2011.
DOI : 10.1109/CLOUD.2011.23
URL : https://hal.archives-ouvertes.fr/inria-00588331

. Google, Google Application Engine, 2008.

I. Google, Google maps. http://maps.google, 2004.

P. Hasselmeyer, B. Koller, L. Schubert, and P. Wieder, Towards SLA-Supported Resource Management, Proceedings of the International Conference on High Performance Computing and Communications (HPCC), pp.743-752, 2006.
DOI : 10.1007/11847366_77
URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.100.3983

E. Huedo, R. S. Montero, and I. M. Llorente, A framework for adaptive execution in grids, Software: Practice and Experience, vol.34, issue.7, pp.631-651, 2004.
DOI : 10.1002/spe.584

G. Kecskemeti, G. Terstyanszky, P. Kacsuk, and Z. Nemth, An approach for virtual appliance distribution for service deployment, Future Generation Computer Systems, vol.27, issue.3, pp.280-289, 2011.
DOI : 10.1016/j.future.2010.09.009

C. Klein and C. Perez, An RMS Architecture for Efficiently Supporting Complex-Moldable Applications, 2011 IEEE International Conference on High Performance Computing and Communications, pp.211-220, 2011.
DOI : 10.1109/HPCC.2011.36
URL : https://hal.archives-ouvertes.fr/inria-00606771

C. Kotsokalis and U. Winkler, Translation of Service Level Agreements: A Generic Problem Definition, Service-Oriented Computing. ICSOC/ServiceWave 2009 Workshops, pp.248-257, 0224.
DOI : 10.1109/90.477721

R. Krummenacher, J. Lorre, C. Hamerling, A. Duke, M. Villa et al., Final SOA4All Reference Architecture Specification, p.4, 2010.

Y. C. Lee and A. Y. Zomaya, Rescheduling for reliable job completion with the support of clouds, Future Generation Computer Systems, vol.26, issue.8, pp.1192-1199, 2010.
DOI : 10.1016/j.future.2010.02.010

S. Lehmann and P. Buxmann, Pricing Strategies of Software Vendors, Business & Information Systems Engineering, vol.Press, issue.6, pp.452-462, 2009.
DOI : 10.1007/s12599-009-0075-y

S. Lehmann, T. Draisbach, P. Buxmann, and C. Koll, Pricing Models of Software as a Service Providers: Usage-Dependent Versus Usage- Independent Pricing Models, Proceedings of the 8th Annual Conference on Information Science, Technology & Management (CISTM), 2010.

H. Li, W. Theilmann, and J. Happe, SLA Translation in Multi-layered Service Oriented Architectures: Status and Challenges, 2009.

A. Luckow, L. Lacinski, and S. Jha, SAGA BigJob: An Extensible and Interoperable Pilot-Job Abstraction for Distributed Applications and Systems, 2010 10th IEEE/ACM International Conference on Cluster, Cloud and Grid Computing, pp.135-144, 2010.
DOI : 10.1109/CCGRID.2010.91

H. Ludwig, A. Keller, A. Dan, R. P. King, and R. Franck, Web Service Level Agreement (WSLA) Language Specification, 2003.

M. Macías, J. O. Fitó, and J. Guitart, Rule-based SLA management for revenue maximisation in Cloud Computing Markets, 2010 International Conference on Network and Service Management, pp.354-357, 2010.
DOI : 10.1109/CNSM.2010.5691226

P. Mell and T. Grance, The NIST Definition of Cloud Computing, 2011.
DOI : 10.6028/NIST.SP.800-145

N. Rosa, P. Freire-cunha, and G. R. Justo, An approach for reasoning and refining non-functional requirements, Journal of the Brazilian Computer Society, vol.18, issue.6, pp.62-84, 2004.
DOI : 10.1007/BF03192354

L. Schubert, The Future Of Cloud Computing, Opportunities for European Cloud Computing Beyond, 2010.

V. Stantchev and C. Schröpfer, Negotiating and Enforcing QoS and SLAs in Grid and Cloud Computing, Proceedings of the 4th International Conference on Advances in Grid and Pervasive Computing (GPC), GPC '09, pp.25-35, 2009.
DOI : 10.1007/978-3-642-01671-4_3
URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.474.6758

W. Theilmann, J. Happe, C. Kotsokalis, A. Edmonds, K. Kearney et al., A Reference Architecture for Multi-Level SLA Management, Journal of Internet Engineering, vol.4, pp.289-298, 2010.

I. Zencoder, Zencoder ? Cloud Video Encoding/Transcoding Software as a Service, 2010.