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Tagarev, Todor, and Valeri Ratchev. Civil-military interaction in the EU?s comprehensive approach In IT4Sec Reports. Sofia: Institute of Information and Communication Technologies, 2011.

Tagarev, Todor, Valeri Ratchev, and Petya Ivanova. Framework for Analysis of Potential EU Roles in the Comprehensive Approach In IT4Sec Reports. Sofia: Institute of Information and Communication Technologies, 2011.

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