1. GSMA Intelligence: Understanding 5G: Perspectives on Future Technological Advancements in Mobile, December 2014.
http://www.gsma.com/network2020/wp-content/uploads/2015/01/Understanding-5G-Perspectives-on-future-technological-advancements-in-mobile.pdf
2. Studies in Computational Intelligence;Z Yan,2017
3. Lecture Notes in Computer Science;L Laibinis,2016
4. FireEye iSight Intelligence: APT28: At the Center of the Storm, Special Report 2016.
http://www.fireeye.com/reports.html
5. WeLiveSecurity: How do you know if your smartphone has been compromised?, December 2015.
http://www.welivesecurity.com/2015/12/16/know-smartphone-compromised/