A. Elragal and M. Haddara, The Future of ERP Systems: look backward before moving forward, Procedia Technology, vol.5, pp.21-30, 2012.
DOI : 10.1016/j.protcy.2012.09.003

N. Su, R. Akkiraju, N. Nayak, and R. Goodwin, Shared Services Transformation: Conceptualization and Valuation from the Perspective of Real Options, Decision Sciences, vol.5, issue.2, pp.381-402, 2009.
DOI : 10.1111/j.1540-5915.2009.00243.x

G. Garrison, S. Kim, and R. L. Wakefield, Success factors for deploying cloud computing, Communications of the ACM, vol.55, issue.9, pp.62-68, 2012.
DOI : 10.1145/2330667.2330685

K. Parakala and P. Udhas, The Cloud Changing the Business Ecosystem, The_Clo ud_Changing_the_Business_Ecosystem.pdf, 2011.

J. Herhalt and K. Cochrane, Exploring the Cloud: A Global Study of Governments' Adoption of Cloud, 2012.

W. Venters and E. Whitley, A critical review of cloud computing: researching desires and realities, Journal of Information Technology, vol.21, issue.4, pp.179-197, 2012.
DOI : 10.1057/jit.2012.17

. Rightscale, RightScale State of the Cloud Report, https://www.rightscale.com/pdf/rightscale-state-of-the-cloud-report, 2013.

N. A. Sultan, Reaching for the ???cloud???: How SMEs can manage, International Journal of Information Management, vol.31, issue.3, pp.272-278, 2011.
DOI : 10.1016/j.ijinfomgt.2010.08.001

H. Yang and M. Tate, A Descriptive Literature Review and Classification of Cloud Computing Research, Commun. Assoc. Inf. Syst, p.31, 2012.

M. P. Cummings and J. C. Huskamp, Grid Computing, Educ. Rev, vol.40, pp.116-117, 2005.

C. Weinhardt, A. Anandasivam, B. Blau, N. Borissov, T. Meinl et al., Cloud Computing ??? A Classification, Business Models, and Research Directions, Business & Information Systems Engineering, vol.5, issue.5, pp.391-399, 2009.
DOI : 10.1007/s12599-009-0071-2

J. Heiser and M. Nicolett, Assessing the Security Risks of Cloud Computing, 2008.

A. Susarla, A. Barua, and A. Whinston, Understanding the ???Service??? Component of Application Service Provision: An Empirical Analysis of Satisfaction with ASP Services, pp.91-123, 2003.
DOI : 10.1007/978-3-540-34877-1_17

T. Kern, L. P. Willcocks, and M. C. Lacity, Application Service Provision : Risk Assessment and Mitigation, MIS Q. Exec, vol.1, pp.113-126, 2002.

S. Robison, Everything-as-a-Service : A Blue Sky View of the Cloud, 2009.

L. Xin and C. Song, Cloud-based innovation of Internet long tail, 2011 International Conference on Product Innovation Management (ICPIM 2011), pp.603-607, 2011.
DOI : 10.1109/ICPIM.2011.5983735

U. Kunesch, M. Reti, and M. Pauly, Cloud Computing I. Alternative sourcing Strategy for Business ICT, http://www.t-systems.com/news-media, 2010.

P. Mell and T. Grance, The NIST Definition of Cloud Computing: Recommendations of the National Institute of Standards and Technology, 2011.
DOI : 10.6028/NIST.SP.800-145

M. Espadanal and T. Oliveira, Cloud Computing Adoption by Firms, Proceedings of the Mediterranean Conference on Information Systems, 2012.

H. Yang, S. Jing, and H. Wang, The Research on ASP-based SMEs Collaborative Platform, Proceedings of The 8th International Conference on Computer Supported Cooperative Work in Design, pp.6-9, 2004.

M. Malathi, Cloud computing concepts, 2011 3rd International Conference on Electronics Computer Technology, pp.236-239, 2011.
DOI : 10.1109/ICECTECH.2011.5942089

S. M. Salleh, S. Y. Teoh, and C. Chan, Cloud Enterprise Systems : A Review of Literature and its Adoption, Proceedings of the Pacific Asia Conference on Information Systems, 2012.

S. Marston, Z. Li, S. Bandyopadhyay, J. Zhang, and A. Ghalsasi, Cloud computing ??? The business perspective, Decision Support Systems, vol.51, issue.1, pp.176-189, 2011.
DOI : 10.1016/j.dss.2010.12.006

J. Timmermans, B. C. Stahl, V. Ikonen, and E. Bozdag, The Ethics of Cloud Computing: A Conceptual Review, 2010 IEEE Second International Conference on Cloud Computing Technology and Science, pp.614-620, 2010.
DOI : 10.1109/CloudCom.2010.59

J. Webster and R. Watson, Analysing the Past to Prepare for the Future: Writing a Literature Review, MIS Q, vol.26, p.xiii?xxiii, 2002.

Y. Levy and T. J. Ellis, A Systems Approach to Conduct an Effective Literature Review in Support of Information Systems Research, Informing Sci. J, vol.9, pp.181-212, 2006.

A. Dubey and D. Wagle, Delivering Software as a Service, 2007.

C. Okoli and K. Schabram, A Guide to Conducting a Systematic Literature Review of Information Systems Research. Sprouts Work, Pap. Inf. Syst, vol.10, 2010.

W. J. Orlikowski and J. J. Baroudi, Studying Information Technology in Organizations: Research Approaches and Assumptions, Information Systems Research, vol.2, issue.1, pp.1-28, 1991.
DOI : 10.1287/isre.2.1.1

R. D. Galliers and F. F. Land, Choosing Systems Appropriate Research Information Methodologies, Commun. ACM, vol.30, pp.900-902, 1987.

R. Gonzalez and A. Dahanayake, A Concept Map of Information Systems Research Approaches, Proceedings of the IRMA International Conference, pp.845-849, 2007.

B. G. Glaser and A. L. Strauss, The Discovery of Grounded Theory; Strategies for Qualitative Research, Nursing Research, vol.17, issue.4, 1967.
DOI : 10.1097/00006199-196807000-00014

J. F. Wolfswinkel, E. Furtmueller, and C. P. Wilderom, Using grounded theory as a method for rigorously reviewing literature, European Journal of Information Systems, vol.14, issue.4, pp.45-55, 2011.
DOI : 10.2307/258554

P. Rich, Inside the Black Box : Revealing the Process in Applying a Grounded Theory Analysis, Qual. Rep, vol.17, pp.1-23, 2012.

S. S. Bharadwaj and P. Lal, Exploring the impact of Cloud Computing adoption on organizational flexibility: A client perspective, 2012 International Conference on Cloud Computing Technologies, Applications and Management (ICCCTAM), pp.121-131, 2012.
DOI : 10.1109/ICCCTAM.2012.6488085

N. Opitz, T. F. Langkau, N. H. Schmidt, and L. M. Kolbe, Technology Acceptance of Cloud Computing: Empirical Evidence from German IT Departments, 2012 45th Hawaii International Conference on System Sciences, pp.1593-1602, 2012.
DOI : 10.1109/HICSS.2012.557

R. Tjikongo and W. Uys, The Viability of Cloud Computing Adoption in SMME's in Namibia, Proceedings of IST-Africa Conference, pp.1-11, 2013.

M. Lawkobkit and M. Speece, Integrating Focal Determinants of Service Fairness into Post-Acceptance Model of IS Continuance in Cloud Computing, 2012 IEEE/ACIS 11th International Conference on Computer and Information Science, pp.49-55, 2012.
DOI : 10.1109/ICIS.2012.63

J. Shin, M. Jo, J. Lee, and D. Lee, Strategic Management of Cloud Computing Services: Focusing on Consumer Adoption Behavior, IEEE Transactions on Engineering Management, vol.61, issue.3, pp.1-9, 2013.
DOI : 10.1109/TEM.2013.2295829

J. Lian, D. C. Yen, and Y. Wang, An exploratory study to understand the critical factors affecting the decision to adopt cloud computing in Taiwan hospital, International Journal of Information Management, vol.34, issue.1, pp.28-36, 2014.
DOI : 10.1016/j.ijinfomgt.2013.09.004

K. Bogataj and A. Pucihar, Business Model Factors Influencing Cloud Computing Adoption : Differences in Opinion, BLED 2013 Proceedings, pp.1-14, 2013.

T. Kusnandar and K. Surendro, Adoption model of hospital information system based on cloud computing: Case study on hospitals in Bandung city, International Conference on ICT for Smart Society, pp.1-6, 2014.
DOI : 10.1109/ICTSS.2013.6588083

A. Saedi and N. A. Iahad, An Integrated Theoretical Framework for Cloud Computing Adoption by Small and Medium-sized Enterprises, Proceedings of the Pacific Asia Conference on Information Systems, pp.1-12, 2013.

L. Morgan and K. Conboy, Factors Affecting the Adoption of Cloud Computing : An Exploratory Study, Proceedings of the 21st European Conference on Information Systems, pp.1-13, 2013.

H. P. Borgman, B. Bahli, H. Heier, and F. Schewski, Cloudrise: Exploring Cloud Computing Adoption and Governance with the TOE Framework, 2013 46th Hawaii International Conference on System Sciences, pp.4425-4435, 2013.
DOI : 10.1109/HICSS.2013.132

Y. Alshamaila and S. Papagiannidis, Cloud computing adoption by SMEs in the north east of England, Journal of Enterprise Information Management, vol.26, issue.3, pp.250-275, 2013.
DOI : 10.1108/17410391311325225

C. Low, Y. Chen, and M. Wu, Understanding the determinants of cloud computing adoption, Industrial Management & Data Systems, vol.111, issue.7, pp.1006-1023, 2011.
DOI : 10.1108/02635571111161262

Y. Alshamaila, S. Papagiannidis, and T. Stamati, Cloud Computing Adoption in Greece, Proceedings of UK Academy for Information systems Conference, pp.1-17, 2013.

M. Z. Nkhoma, D. P. Dang, A. Souza-daw, and . De, Contributing Factors of Cloud Computing Adoption : A Technology-Organisation-Environment Framework Approach, Proceedings of the European Conference on Information Management & Evaluation, pp.180-189, 2013.

A. Saedi and N. Iahad, Developing an instrument for Cloud Computing adoption by Small and Medium-sized Enterprises, 2013 International Conference on Research and Innovation in Information Systems (ICRIIS), pp.481-486, 2013.
DOI : 10.1109/ICRIIS.2013.6716757

B. Chang, P. H. Hai, D. Seo, J. Lee, and S. H. Yoon, The determinant of adoption in cloud computing in Vietnam, 2013 International Conference on Computing, Management and Telecommunications (ComManTel), pp.407-409, 2013.
DOI : 10.1109/ComManTel.2013.6482429

C. G. Cegielski, L. A. Jones-farmer, Y. Wu, and B. Hazen, Adoption of cloud computing technologies in supply chains, The International Journal of Logistics Management, vol.23, issue.2, pp.184-211, 2012.
DOI : 10.1108/09574091211265350

C. Yang, B. Hwang, and B. J. Yuan, Key consideration factors of adopting cloud computing for science, 4th IEEE International Conference on Cloud Computing Technology and Science Proceedings, pp.597-600, 2012.
DOI : 10.1109/CloudCom.2012.6427610

A. Rath, S. Mohapatra, S. Kumar, and R. Thakurta, Decision Points for Adoption Cloud Computing in Small , Medium Enterprises ( SMEs ), Proceedings of the 7th International Conference for Internet Technology and Secured Transactions, pp.688-691, 2012.

N. Abokhodair, H. Taylor, J. Hasegawa, and S. J. Mowery, Heading for the Clouds? Implications for Cloud Computing Adopters, Proceedings of the 18th Americas Conference on Information Systems, 2012.

C. Tsai, U. Lin, A. Y. Chang, and C. Chen, Information Security Issue of Enterprises Adopting the Application of Cloud Computing, Proceedings of the 6th International Conference on Networked Computing and Advanced Information Management, pp.645-649, 2010.

O. J. Opala, S. Rahman, and ). M. Shawon, An exploratory analysis of the influence of information security on the adoption of cloud computing, 2013 8th International Conference on System of Systems Engineering, pp.165-170, 2013.
DOI : 10.1109/SYSoSE.2013.6575261

B. Subramanian, The disruptive influence of cloud computing and its implications for adoption in the pharmaceutical and life sciences industry, Journal of Medical Marketing: Device, Diagnostic and Pharmaceutical Marketing, vol.12, issue.3, pp.192-203, 2012.
DOI : 10.1177/1745790412450171

U. Onwudebelu and B. Chukuka, Will adoption of cloud computing put the enterprise at risk?, 2012 IEEE 4th International Conference on Adaptive Science & Technology (ICAST), pp.82-85, 2012.
DOI : 10.1109/ICASTech.2012.6381071

M. Bamiah, S. Brohi, S. Chuprat, and J. Ab-manan, A study on significance of adopting cloud computing paradigm in healthcare sector, 2012 International Conference on Cloud Computing Technologies, Applications and Management (ICCCTAM), pp.65-68, 2012.
DOI : 10.1109/ICCCTAM.2012.6488073

U. Nasir and M. Niazi, Cloud computing adoption assessment model (CAAM), Proceedings of the 12th International Conference on Product Focused Software Development and Process Improvement, Profes '11, pp.34-37, 2011.
DOI : 10.1145/2181101.2181110

M. Jensen, J. Schwenk, J. Bohli, N. Gruschka, L. Iacono et al., Security Prospects through Cloud Computing by Adopting Multiple Clouds, 2011 IEEE 4th International Conference on Cloud Computing, pp.565-572, 2011.
DOI : 10.1109/CLOUD.2011.85

W. Kim, S. D. Kim, E. Lee, and S. Lee, Adoption Issues for Cloud Computing, Proceedings of the 11th International Conference on Information Integration and Web-based Applications & Services -iiWAS '09. p. 2, 2009.

M. G. Avram, Advantages and Challenges of Adopting Cloud Computing from an Enterprise Perspective, Procedia Technology, vol.12, pp.529-534, 2014.
DOI : 10.1016/j.protcy.2013.12.525

M. Bellamy, Adoption of Cloud Computing Services by Public Sector Organisations, 2013 IEEE Ninth World Congress on Services, pp.201-208, 2013.
DOI : 10.1109/SERVICES.2013.50

K. E. Kushida, J. Murray, and J. Zysman, Diffusing the Cloud: Cloud Computing and Implications for Public Policy, Journal of Industry, Competition and Trade, vol.26, issue.1???2, pp.209-237, 2011.
DOI : 10.1007/s10842-011-0106-5

A. Rawal, Adoption of Cloud Computing in India, J. Technol. Manag. Grow. Econ, vol.2, pp.65-78, 2011.

C. K. Coursaris, W. Van-osch, and J. Sung, A "Cloud Lifestyle": The Diffusion of Cloud Computing Applications and the Effect of Demographic and Lifestyle Clusters, 2013 46th Hawaii International Conference on System Sciences, pp.2803-2812, 2013.
DOI : 10.1109/HICSS.2013.2

S. Malladi and M. S. Krishnan, Cloud Computing Adoption and its Implications for CIO Strategic Focus ? An Empirical Analysis, Proceedings of 33rd International Conference on Information Systems, pp.1-19, 2012.

A. Lin and N. Chen, Cloud computing as an innovation: Percepetion, attitude, and adoption, 77. Nuseibeh, H.: Adoption of Cloud Computing in Organizations. Proceedings of the 17th Americas Conference on Information Systems, pp.533-540, 2011.
DOI : 10.1016/j.ijinfomgt.2012.04.001

J. M. Bhat, Adoption of Cloud Computing by SMEs in India : A study of the Institutional Factors, Proceedings of the 19th Americas Conference on Information Systems, pp.1-8, 2013.

R. Dargha, . Celine, S. Hoe, M. Kantarcioglu, and A. Bensoussan, Cloud Computing : From Hype to Reality. Fast Tracking Cloud Adoption Studying Dynamic Equilibrium of Cloud Computing Adoption with Application of Mean Field Games, Proceedings of the Intermational Conference on Advances in Computing, Communications, and Informatics Proceedings of the 50th Annual Allerton Conference on Communication, Control, and Computing (Allerton, pp.440-445, 2012.

S. C. Misra and A. Mondal, Identification of a company???s suitability for the adoption of cloud computing and modelling its corresponding Return on Investment, Mathematical and Computer Modelling, vol.53, issue.3-4, pp.504-521, 2011.
DOI : 10.1016/j.mcm.2010.03.037

M. Kantarcioglu, A. Bensoussan, . Celine, and S. R. Hoe, Impact of security risks on cloud computing adoption, 2011 49th Annual Allerton Conference on Communication, Control, and Computing (Allerton), pp.670-674, 2011.
DOI : 10.1109/Allerton.2011.6120232

B. T. Mcgeogh and B. Donnellan, Factors That Affect the Adoption of Cloud Computing for an Enterprise : A Case Study of Cloud Adoption Within Intel Corporation, Proceedings of the 21st European Conference on Information Systems, pp.1-13, 2013.

F. Zhao, S. D. Gaw, N. Bender, and D. T. Levy, Exploring Cloud Computing Adoptions in Public Sectors: A Case Study, GSTF J. Comput, vol.3, 2013.

P. Gupta, A. Seetharaman, and J. R. Raj, The usage and adoption of cloud computing by small and medium businesses, International Journal of Information Management, vol.33, issue.5, pp.861-874, 2013.
DOI : 10.1016/j.ijinfomgt.2013.07.001

E. K. Iyer, A. Krishnan, G. Sareen, and T. Panda, Analysis of Dissatisfiers That Inhibit Cloud Computing Adoption Across Multiple Customer Segments, Proceedings of the European Conference on Information Management & Evaluation, pp.145-152, 2013.

E. Luoma and T. Nyberg, Four Scenarios for Adoption of Cloud Computing in China, Proceedings of the European Conference on Information Systems, 2011.

S. Khanagha, H. Volberda, J. Sidhu, and I. Oshri, Management Innovation and Adoption of Emerging Technologies: The Case of Cloud Computing, European Management Review, vol.13, issue.1, pp.51-67, 2013.
DOI : 10.1111/emre.12004

T. Kihara and D. Gichoya, Adoption and Use of Cloud Computing in Small and Medium Enterprises in Kenya, Proceedings of IST-Africa Conference, pp.1-12, 2013.

M. Mignerat and S. Rivard, Positioning the institutional perspective in information systems research, Journal of Information Technology, vol.13, issue.2, pp.369-391, 2009.
DOI : 10.1057/jit.2009.13

V. Weerakkody, Y. K. Dwivedi, and Z. Irani, The diffusion and use of institutional theory: a cross-disciplinary longitudinal literature survey, Journal of Information Technology, vol.13, issue.3, pp.354-368, 2009.
DOI : 10.1146/annurev.so.13.080187.002303

C. Oliver, STRATEGIC RESPONSES TO INSTITUTIONAL PROCESSES, Academy of Management Review, vol.16, issue.1, pp.145-179, 1991.
DOI : 10.5465/AMR.1991.4279002

D. L. Deephouse, M. Suchman, R. Greenwood, C. Oliver, R. Suddaby et al., Legitimacy in Organizational Institutionalism, The SAGE Handbook of Organizational Institutionalism, pp.49-77, 2008.
DOI : 10.4135/9781849200387.n2

G. Walsham, Interpretive case studies in IS research: nature and method, European Journal of Information Systems, vol.4, issue.2, pp.74-81, 1995.
DOI : 10.1057/ejis.1995.9

N. C. Dalkey, The Delphi Method: An Experimental Study of Group Opinion) Studies in the quality of life: Delphi and decisionmaking, p.161, 1972.

C. Okoli and S. D. Pawlowski, The Delphi method as a research tool: an example, design considerations and applications, Information & Management, vol.42, issue.1, pp.15-29, 2004.
DOI : 10.1016/j.im.2003.11.002

C. Hsu and B. A. Sandford, The Delphi Technique, Pract. Assessment, Res. Eval, vol.12, pp.1-8, 2007.
DOI : 10.4018/978-1-4666-0074-4.ch011

S. Greengard, Cloud computing and developing nations, Communications of the ACM, vol.53, issue.5, p.18, 2010.
DOI : 10.1145/1735223.1735232