1. ADSL2 against SHDSL for symmetric broadband access networking;Androulidakis;IEE Electronic letters,2004
2. AWARE, (2002). White paper, ADSL2 and ADLS2+, the new ADSL standards. Available at: 〈http://www.dslprime.com/a/adsl21.pdf〉; last retrieved October 14, 2005.
3. Bloom, S.H., & Hartley, W.S. (2002). Hybrid FSO Radio (HFR): Some preliminary results. In E.J. Korevaar (Ed.), Proceedings of SPIE (Vol. 4873). Optical Wireless Communications V, December 2002 (pp. 143–154).
4. Cisco Systems, (2003). Intel White paper: IEEE 802.16* and WMAX broadband wireless access for everyone, 1 July 2003. Available at: 〈http://www.techonline.com/pdf/pavillions/intel/intel_wimax.pdf〉; last retrieved October 14, 2005.
5. Cnossen, J., (2004). Advance Broadband access Via Cable TV Networks, Ethernet to the home (EttH), paper presented at Broadband Europe December 10–12, 2004, Brugge. Available at: 〈https://medicongress.be/UploadBroad/Session%2008/Paper%2008-05.pdf〉; last retrieved October 14, 2005.