1. I. Research (2010) Mobile voip subscribers will near 410 million by 2015; VoLTE still a long way off. Voice, SMS/MMS, and Broadband, Mobile Services and Subscribers
2. Nokia Solutions and Networks (2013) Enhance mobile networks to deliver 1000 times more capacity by 2020,” White Paper
3. Intelligence G (2011) Smartphone users spending more ‘face time’ on apps than voice calls or web browsing, Technical Report
4. Nokia Siemens Networks (2011) Understanding smartphone behavior in the network, White Paper
5. Ghorbanzadeh M (2015) Resource allocation and end-to-end quality of service for cellular communications systems in congested and contested environments. Ph.D. thesis, Virginia Tech