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2. ETSI, Methods for Testing and Specifcation (MTS), The Testing and Test Control Notation version 3, Part 1 TTCN-3 Core Language, ETSI ES 201 873-1, V 4.5.1, 2013.
3. ETSI, Methods for Testing and Specifcation (MTS), The Testing and Test Control Notation version 3, Part 4 TTCN-3 Operational Semantics, ETSI ES 201 873-4, V 4.4.1, 2012.
4. B. Stepien, P. Xiong, L. Peyton, Using TTCN-3 as a modeling language for web penetration testing, in: Proceedings of the IEEE International Conference on Industrial Technology (ICIT), IEEE Computer Society Press, 2012, pp. 674–681. doi: 10.1109/ICIT.2012.6210016
5. Model-based penetration test framework for web applications using TTCN-3;Xiong,2009