4Oster M, Merino G. Cloud Computing: what healthcare internal auditors need to know[ EB/OL]. [ 2014 -03 -08 ]. ht- tp ://www. grantthornton, com/- /media/content-page-files/health-care/pdfs/archived-webcasts/2013GT-AHIA-webcast_ Cloud_Computing-Nov-15. ashx.
5Zhu Yan, Hu Hongxin, Ahn Gail-Joon, et al. Efficient audit service outsourcing for data integrity in Clouds [ J ]. Journal of Systems and Software, 2012,85 : 1083 - 1095.
6ISACA. IT control objectives for Cloud Computing: controls and assurance in the cloud? [ EB/OL]. [ 2014- 03 -08 ] http://www, isaca, org/chapters2/kampala/newsandannouncements/Documents/IT% 20contro% 20objectives% 20for% 20Cloud% 20computing. pdf.
7Paquette S, Jaeger T P, Wilson C S. Identifying the security risks associated with governmental use of Cloud Computing [ J ]. Government Information Quarterly, 2010,27:245 - 253.
8Brender N, Markov I. Risk perception and risk management in Cloud Computing: results from a ease study of Swiss com- panies [ J]. International Journal of Information Management, 2013,33:726 -733.