1. http://www.eurocontrol.int/tags/atm-security
2. SESAR ATM Security Risk Assessment Methodology, D02, 00.01.04, 02/05/2013
3. Minimum Set of Security Controls, SESAR Project 16.02.05, D05-006, Edition 00.06.00 (2013)
4. Joint Planning and Development Office, Security Annex, “Concept of operations for the next generation air transportation system,” Version 2.0, Washington, DC (2007)
5. Fantacci, R., Menci, S., Micciullo, L., Pierucci, L.: A secure radio communication system based on an efficient speech watermarking approach. Secur. Commun. Netw. 2(4), 305–314 (2009)