. 12. Binetti, S., Bragheri, A., Iannone, E., Bentivoglio, F., Mesh and multi-ring optical networks for long-haul applications, IEEE Journal of Lightwave Technology, 18(12), 1677 (2000). 13. Ash, G. R., Traffic Engineering and QoS Optimization of Integrated Voice & Data Networks, Morgan Kaufmann, San Francisco, CA, s.l., 2006. ISBN-13: 978-0123706256. 14. Anjalia, T., Scoglio, C., A novel method for QoS provisioning with protection in GMPLS net- works, Computer Communications, 29, 757-764 (2006). 15. Minoux, M., Networks synthesis and optimum network design problems: Models, solution methods and applications, Networks, 19(3), 313-360 (2006). 16. Tornatore, M., Maier, G., Pattavina, A., WDM network design by ILP models based on flow aggregation, IEEE Transactions on Networking, 15(3), 709-720 (2007). 17. Scheffel, M., Kiese, M., Stidsen, T., A Clustering Approach for Scalable Network Design, Munich University of Technology, Munich, Germany, 2007. Deliverable of German Ministry of Education and Research Project ID 01BP551. 18. Nguyen, H. N., Habibi, D., Phung, V. Q., Efficient optimization of network protection design with p-cycles, Journal of Photonic Network Communications, 19(1), 22-31 (2010). 19. Lucentini, M., Spaccamela, A. M., Approximate solutions of an integer linear programming problem with resource variations, Lecture Notes in Control and Information Sciences, 18, 207-219 (1979). 20. Schrijver, A., Theory of Linear and Integer Programming, Wiley, New York, 1998. ISBN-13: 978-0471982326. 21. Verbrugge, S., Colle, D., Pickavet, M., Demeester, P., Common planning practices for network dimensioning under traffic uncertainty, Design of Reliable Communication Networks (DRCN) 2003, Banff, Alberta, Canada, October 19-22, 2003. 22. Sugiyama, R., Takeda, T., Oki, E., Shiomoto, K., Network design method based on adaptive selec- tion of facility-adding and path-routing policies under traffic growth, Global Telecommunications Conference, GLOBECOM 2008, New Orleans, LA, IEEE, s.l., USA, November 30-December 3, 2008. 2