1. Cyber Terrorism - Political and Economic Implications;Colarik,2006
2. Satellite Communication Systems;Evans,1999
3. Space Technology: Force Multiplier or False Sense of Security;Canaday,1994
4. Space Support to NATO Operations: NATO Dependencies on Space (Revised), No Single NATO Operation without Space;NCIA NATO,2015
5. Information Superiority Joint Doctrine Note 2/13;UK Ministry of Defence,2013