Aagedal, J. O., den Braber, F., Dimitrakos, T., Gran, B. A., Raptis, D., & Stolen, K. ( 2002). Model-based risk assessment to improve enterprise security. Paper presented at the Enterprise Distributed Object Computing Conference EDOC '02 Sixth International

Abrams, M., Becker, P. C., Fujimoto, Y., O'Byrne, V., & Piehler, D. ( 2005). FTTP deployments in the United States and Japan Equipment Choices and Service Provider Imperatives. Journal of Lightwave Technology, 23 (1), 236 246. doi:10.1109/JLT.2004.840340

Adkins, I. ( 2001). Strategies for Utilities in the European Telecommunications Market. London: Reuters & Mason.

Agrawal, P. ( 2002). Fiber-Optic Communication Systems. New York, USA: Wiley-Intersience.

Akanbi, O., Yu, J., & Chang, G. K. ( 2005, September). A new bidirectional WDM-PON using DWDM channels generated by optical carrier suppression and separation technique. Paper presented at European Conference and Exhibition on Optical Communication (ECOC), (We3.3.1), Glasgow, UK.

Akanbi, O., Yu, J., & Chang, G. K. ( 2006). A new scheme for bidirectional WDM-PON using upstream and down-stream channels generated by optical carrier suppression and separation technique. IEEE Photonics Technology Letters, 18 (2), 340 342. doi:10.1109/LPT.2005.861975

Ali, M., & Deogun, J. S. ( 2000). Cost-Effective Implementation of Multicasting in Wavelength-Routed Networks. IEEE Journal of Lightwave Technology, 18 (12), 1628 1638. doi:10.1109/50.908667

Altwegg, L., Azizi, A., Vogel, P., Wang, Y., & Wyler, F. ( 1994). LOCNET: A fiber in the loop system with no light source at the subscriber end.