1. Cisco. (2015). Cisco visual networking index: Global mobile data traffic forecast update, 2014–2019. USA.
2. ITU. ICT facts & figures. Geneva, Switzerland, May 2015.
3. Alcatel-Lucent. (2012). Turning Wi-Fi hotspots into a hot business opportunity for wireless service providers.
4. Oliva, A., Bernardos, C., Calderon, M., Melia, T., & Zuniga, J. C. (2011). IP flow mobility: Smart traffic offload for future wireless networks. IEEE Communications Magazine, 49(10), 124–132.
5. Moura, J., & Edwards, C. (2016). Future trends and challenges for mobile and convergent networks. In book 4G & beyond: The convergence of networks, devices and services. Nova Science Publishers, 2015.