Hamad Witti, Chirine Ghedira Guegan, Elhadj Benkhelifa. A Conceptual Framework of Security Requirements in Multi-cloud Environment. In Alvin Yang, Siva Kantamneni, Ying Li, Awel Dico, Xiangang Chen, Rajesh Subramanyan, Liang-Jie Zhang, editors, Services - SERVICES 2018 - 14th World Congress, Held as Part of the Services Conference Federation, SCF 2018, Seattle, WA, USA, June 25-30, 2018, Proceedings. Volume 10975 of Lecture Notes in Computer Science, pages 3-17, Springer, 2018. [doi]