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[[2] http://nso.nato.int/nso/]Search in Google Scholar
[[3] Regulation (EC) No 216/2008 of The European Parliament and of The Council of 20 February 2008 on common rules in the field of civil aviation and establishing a European Aviation Safety Agency, and repealing Council Directive 91/670/EEC, Regulation (EC) No 1592/2002 and Directive 2004/36/EC.]Search in Google Scholar
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[[6] http://vision-du-ciel.com/reglementation-drone.html]Search in Google Scholar
[[7] Arrêté du 11 avril 2012 relatif à l’utilisation de l’espace aérien par les aéronefs qui circulent sans personne à bord]Search in Google Scholar
[[8] “ZDv 19/1 - Joint Service Regulation 19/1 - Airworthiness Verification And Certification Regulations For Bundeswehr Aircraft And Aeronautical Equipment”; “LTF 1550-001 - Airworthiness Requirement 1550-001: Special Regulations for Airworthiness Verification of Unmanned Aerial Vehicles in the Bundeswehr”.]Search in Google Scholar
[[9] http://www.enac.gov.it/repository/ContentManagement/information/N1220929004/Reg%20SAPR%20english_022014.pdf]Search in Google Scholar
[[10] http://www.caa.co.uk/docs/33/CAP722.pdf]Search in Google Scholar
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