1. Cisco Visual Networking Index: Global Mobile Data Traffic Forecast Update (2013–2018),
http://www.cisco.com/c/en/us/solutions/collateral/service-provider/visual-networking-index-vni/white_paper_c11-520862.html
2. Phillips, A.J., Senior, J.M., Mercinelli, R., Valvo, M., et al.: Strategies for a High Splitting Optically Amplified Passive Optical Network. Journal of Lightwave Technology 19(2), 137–149 (2001)
3. Lin, B., Lin, L., Ho, P.H.: Cascaded Splitter Topology Optimization in LRPONs. In: IEEE ICC, Ottawa, Canada, June 10-15 (2012)
4. Jaumard, B., Chowdhury, R.: Selection and placement of switching equipment in a Broadband Access Network. In: 2012 International Conference on Computing, Networking and Communications (ICNC), pp. 297–303 (2012)
5. Sakena, J., Jamro, M.Y., Senior, J.M.: Optical amplifier number and placement in the superPON architecture. In: The 6th International Conference on Advanced Communication Technology, vol. 1, pp. 186–191 (2004)