§. Paul, G. , and S. Tohmé, Analytical Model for Hierarchical Optical Cross-Connects, Proceedings of the ONDM2004 the 8th IFIP Working Conference on Optical Network Design & Modelling Gent-Belgium, pp.619-633, 2004.

§. Paul, G. , and S. Tohmé, Wavelength Rearrangement ? To benefit from Hierarchical Cross- Connect without Wavelength Conversion, Proceedings of the ONDM2003 the 7th IFIP Working Conference on Optical Network Design & Modelling Budapest-Hungary, pp.939-952, 2003.

§. Paul, G. , and S. Tohmé, Towards a Dynamic Hierarchical Cross-Connecting Without Wavelength Conversion in Multi-Fiber WDM Networks, Proceedings of the ICTON 2003 the 5th International Conference on Transparent Optical Networks, pp.51-54, 2003.

§. Paul, G. , and S. Tohmé, Dynamic Multi-Stage Traffic Grooming in Optical Networks, Proceedings of the SSGRR2003s International Conference on Advances in Infrastructure for e-Business, e-Education, e-Science, e-Medicine and Mobile Technologies on the Internet, 2003.

§. Paul-ghobril and S. Wdm-rings, Practical Traffic Grooming Formulation for, Proceedings of the SSGRR2002s International Conference on Advances in Infrastructure for e-Business, e-Education, e-Science and e-Medicine on the Internet, L'Aquila-Italy, 2002.

X. Cao, V. Anand, and C. Qiao, Multi-La yer Versus Single-Layer Optical Cross-connect Architectures for Waveband Switching, IEEE INFOCOM, 2004.

X. Cao and V. Anand, Yizhi Xiong and Chunming Qiao: Performance Evaluation of Wavelength Band Switching in Multi-Fiber All-Optical Networks, IEEE INFOCOM, 2003.

T. Teck-yoong-chai, S. K. Hiang-cheng, C. Bose, G. Lu, and . Shen, Analytical model for a WDM optical cross-connect with limited conversion capability, IEEE Communications Letters, vol.4, issue.11, pp.369-371, 2000.
DOI : 10.1109/4234.892205

A. L. Chiu and E. H. Modiano, Traffic grooming algorithms for reducing electronic multiplexing costs in WDM ring networks, Journal of Lightwave Technology, vol.18, issue.1, pp.2-12, 2000.
DOI : 10.1109/50.818901

I. Chlamtac, A. Farago, Z. Tao, and . Hang, Lightpath (wavelength) routing in large WDM networks, Lightpath (Wavelength) Routing in Large WDM Networks, pp.909-913, 1996.
DOI : 10.1109/49.510914

W. Cho, J. Wang, and B. Mukherjee, Improved Approaches for Cost- Effective Traffic Grooming in WDM Ring Networks: Uniform-Traffic Case, pp.245-254, 2001.

E. Ciaramella, Introducing wavelength granularity to reduce the complexity of optical cross connects, IEEE Photonics Technology Letters, vol.12, issue.6, pp.699-701, 2000.
DOI : 10.1109/68.849089

G. Ellinas, K. Bala, and G. Chang, A novel wavelength assignment algorithm for 4-fiber WDM self-healing rings, ICC '98. 1998 IEEE International Conference on Communications. Conference Record. Affiliated with SUPERCOMM'98 (Cat. No.98CH36220), p.98
DOI : 10.1109/ICC.1998.682662

L. R. Ford, J. , and D. R. Fulkerson, A simple algorithm for finding maximal network flows and an application to the Hitchcock problem, Journal canadien de math??matiques, vol.9, issue.0, pp.210-218, 1957.
DOI : 10.4153/CJM-1957-024-0

O. Gerstel, P. Lin, and G. Sasaki, Combined WDM and SONET network design, IEEE INFOCOM '99. Conference on Computer Communications. Proceedings. Eighteenth Annual Joint Conference of the IEEE Computer and Communications Societies. The Future is Now (Cat. No.99CH36320), pp.734-743, 1999.
DOI : 10.1109/INFCOM.1999.751460
URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.30.6212

O. Gerstel, P. Lin, and G. Sasaki, Wavelength assignment in a WDM ring to minimize cost of embedded SONET rings, Proceedings. IEEE INFOCOM '98, the Conference on Computer Communications. Seventeenth Annual Joint Conference of the IEEE Computer and Communications Societies. Gateway to the 21st Century (Cat. No.98CH36169), pp.94-101, 1998.
DOI : 10.1109/INFCOM.1998.659642

H. Ghafoury-shiraz, G. Zhu, and Y. Fei, Effective wavelength assignment algorithms for optimizing design costs in SONET/WDM rings, Journal of Lightwave Technology, vol.19, issue.10, pp.1427-1439, 2001.
DOI : 10.1109/50.956130

H. Harai, Y. Takimoto, and T. Ozeki, Lightpath Routing for Equipment Cost Minimization in Hierarchical Optical Networks, PS2002 Technical Digest International Topical Meeting on Photonic in Switching, pp.223-225, 2002.

. Pin-han, H. T. Ho, and . Mouftah, Routing and wavelength assignment with multigranularity traffic in optical networks, Journal of Lightwave Technology, vol.20, issue.8, pp.1292-1303, 2002.
DOI : 10.1109/JLT.2002.800329

P. Ho, H. T. Mouftah, and J. Wu, A Scalable Design of Multigranularity Optical Cross-Connects for the Next-Generation Optical Internet, IEEE Journal on Selected Areas in Communications, vol.21, issue.7, pp.1133-1142, 2003.

R. Izmailov, S. Gangult, T. Wang, and Y. Suemura, Yoshiharu Maeno and Soichiro Araki: Hybrid Hierarchical Optical Networks, IEEE Communication Magazine, pp.88-94, 2002.
DOI : 10.1109/mcom.2002.1046999

R. Izmailov, S. Gangult, V. Kleptsyn, &. Aikaterini, and C. , Varsou: Non- Uniform Waveband Hierarchy in Hybrid Optical Networks, IEEE INFOCOM, vol.II, 2003.

X. Jiang, H. Shen, K. Md, . M-ur-r, and S. Horiguchi, Blocking behaviors of crosstalk-free optical banyan networks on vertical stacking, IEEE/ACM Transactions on Networking, vol.11, issue.6, pp.982-993, 2003.
DOI : 10.1109/TNET.2003.820425

M. Kodialam and T. V. Lakshman, Integrated dynamic IP and wavelength routing in IP over WDM networks, Proceedings IEEE INFOCOM 2001. Conference on Computer Communications. Twentieth Annual Joint Conference of the IEEE Computer and Communications Society (Cat. No.01CH37213), pp.358-366, 2001.
DOI : 10.1109/INFCOM.2001.916718

A. Kolarov and B. Sengupta, An algorithm for waveband routing and wavelength assignment in hierarchical WDM mesh networks, Workshop on High Performance Switching and Routing, 2003, HPSR., pp.29-36, 2003.
DOI : 10.1109/HPSR.2003.1226676

J. Kuri, Optimization Problems in WDM Optical Transport Networks with Scheduled Lightpath Demands, 2003.
URL : https://hal.archives-ouvertes.fr/pastel-00000506

J. Kuri, N. Puech, M. Gagnaire, and E. Dotaro, ROUTING AND WAVELENGTH ASSIGNMENT OF SCHEDULED LIGHTPATH DEMANDS IN A WDM OPTICAL TRANSPORT NETWORK, Optical Communications and Networks, pp.270-273, 2002.
DOI : 10.1142/9789812776280_0067

M. Lee, J. Yu, Y. Kim, C. Kang, and J. Park, Design of Hierarchical Crossconnect WDM Networks Employing a Two-Stage Multiplexing Scheme of Waveband and Wavelength, IEEE Journal on Selected Areas in Communications, vol.20, issue.1, pp.166-171, 2002.

Y. Leung, G. Xia, and K. Hung, Design of node configuration for all-optical multi-fiber networks, IEEE Transactions on Communications, vol.50, issue.1, pp.135-145, 2002.
DOI : 10.1109/26.975779

W. Liang and X. Shen, Improved Lightpath (Wavelength) Routing in Large WDM Networks, IEEE Transactions on Communications, vol.48, issue.8, 2000.

E. Modiano and P. J. Lin, Traffic grooming in WDM networks, IEEE Communications Magazine, vol.39, issue.7, pp.124-129, 2001.
DOI : 10.1109/35.933446

L. Noirie, M. Vigoureux, and E. Dotaro, Impact of Intermediate Traffic Grouping on the Dimensioning of Multi-Granularity Optical Networks, Optical Fiber Communication Conference and Exhibit, pp.3-4, 2001.

R. Parthiban, R. S. Tucker, and C. Leckie, Waveband grooming and IP aggregation in optical networks, Journal of Lightwave Technology, vol.21, issue.11, pp.2476-2488, 2003.
DOI : 10.1109/JLT.2003.819136

A. M. Adel, J. M. Saleh, and . Simmons, Architectural Principles of Optical Regional and Metropolitan Access Networks, Journal of Lightwave Technology, vol.17, issue.12, pp.2431-2448, 1999.

G. Shen, S. K. Bose, T. Hiang-cheng, and C. Lu, Teck Yoong Chai: The Impact of the Number of Add/Drop Ports in Wavelength Routing All-Optical Networks, Optical Networks Magazine, pp.112-122, 2003.

J. M. Simmons, E. L. Goldstein, and A. A. Saleh, Quantifying the benefit of wavelength add-drop in WDM rings with distance-independent and dependent traffic, Journal of Lightwave Technology, vol.17, issue.1, pp.48-57, 1999.
DOI : 10.1109/50.737421

G. Peng-jun-wan, L. Calinescu, O. Liu, and . Frieder, Grooming of arbitrary traffic in SONET/WDM BLSRs, IEEE Journal on Selected Areas in Communications, vol.18, issue.10, pp.1995-2003, 2000.
DOI : 10.1109/49.887919

S. Yao, C. Sam, B. Ou, and . Mukherjee, Design of Hybrid Optical Networks with Waveband and Electrical TDM Switching, Available from URL

X. Zhang and C. Qiao, An effective and comprehensive approach for traffic grooming and wavelength assignment in SONET/WDM rings, IEEE/ACM Transactions on Networking, vol.8, issue.5, pp.608-617, 2000.
DOI : 10.1109/90.879347

X. Zhang and C. Qiao, On scheduling all-to-all personalized connection and cost-effective designs in WDM rings, IEEE/ACM Transactions on Networking, vol.7, issue.3, pp.435-445, 1999.
DOI : 10.1109/90.779215

H. Zhu, H. Zang, K. Zhu, and B. Mukherjee, A Novel Generic Graph Model for Traffic Grooming in Heterogeneous WDM Mesh Networks, IEEE/ACM Transactions on Networking, vol.11, issue.1, pp.285-299, 2003.

H. Zhu, H. Zhang, K. Zhu, and B. Mukherjee, Dynamic Traffic Grooming in WDM Mesh Networks Using a Novel Graph Model, SPIE Optical Networks Magazine, pp.65-75, 2003.

K. Zhu, H. Zang, and B. Mukherjee, A Comprehensive Study on Next- Generation Optical Grooming Switches, IEEE Journal on Selected Areas in Communications, vol.21, issue.7, pp.1173-1186, 2003.

K. Zhu, H. Zhu, and B. Mukerjee, Traffic Engineering in Multi- Granularity, Heterogeneous, WDM Optical Mesh Networks through Dynamic Traffic Grooming, IEEE Network Magazine, Special issue on " Traffic Engineering in Optical Networks, 2003.

Y. Zhu and A. Jukan, Mostafa Ammar and Wesam Alanqar: End-to-End Service Provisioning in Multi-granularity Multi-Domain Optical Networks