1. Agence France Presse. (2019). Iran, China, Russia start joint naval drills. Retrieved from https://news.yahoo.com/iran-china-russia-start-joint-naval-drills-164013033.html
2. Ali, A. (2019). Iran could take 'provocative actions' in Middle East - Top U.S. Navy official. Retrieved from https://news.yahoo.com/iran-could-provocative-actions-middle-202736804.html
3. Allen, R. (2013). The Drone Debate: Sudden Bullet or Slow Boomerang? Centre for Strategic Studies Victoria University, New Zealand Victoria University of Wellington.
4. Arthur, C. (2013). Thousands using GPS jammers on UK roads pose risks, say experts. Retrieved from https://www.theguardian.com/technology/2013/feb/13/gps-jammers-uk-roads-risks
5. Axe, D. (2019a). As U.S. forces gather near Iran (Think F-22s and F-35s), Russia jams their GPS [Weblog comment]. Retrieved from https://nationalinterest.org/blog/buzz/us-forces-gather-near-iran-think-f-22s-and-f-35s-russia-jams-their-gps-65196