A. Nosratinia, T. E. Hunter, and A. Hedayat, Cooperative communication in wireless networks, IEEE Communications Magazine, vol.42, issue.10, pp.74-80, 2004.
DOI : 10.1109/MCOM.2004.1341264

J. N. Laneman, D. N. Tse, and G. W. , Cooperative Diversity in Wireless Networks: Efficient Protocols and Outage Behavior, IEEE Transactions on Information Theory, vol.50, issue.12, pp.3062-3080, 2004.
DOI : 10.1109/TIT.2004.838089

L. Lai and H. , The Relay–Eavesdropper Channel: Cooperation for Secrecy, IEEE Transactions on Information Theory, vol.54, issue.9, pp.4005-4019, 2008.
DOI : 10.1109/TIT.2008.928272

J. Barros and M. Rodrigues, Secrecy Capacity of Wireless Channels, 2006 IEEE International Symposium on Information Theory, pp.356-360, 2006.
DOI : 10.1109/ISIT.2006.261613

L. Dong, Z. Han, A. Petropulu, and H. Poor, Secure wireless communications via cooperation, Proc. The 46th Annual Allerton Conference on Communication, Control, and Computing, pp.1132-1138, 2008.

V. Aggarwal, L. Sankar, A. Calderbank, and H. Poor, Secrecy capacity of a class of orthogonal relay eavesdropper channels, EURASIP J. Wirel. Comm, pp.1-14, 2009.

P. Popovski and O. Simeone, Wireless Secrecy in Cellular Systems With Infrastructure-Aided Cooperation, IEEE Transactions on Information Forensics and Security, vol.4, issue.2, pp.242-256, 2009.
DOI : 10.1109/TIFS.2009.2020776

H. Alves, R. D. Souza, M. Debbah, and M. Bennis, Performance of Transmit Antenna Selection Physical Layer Security Schemes, IEEE Signal Processing Letters, vol.19, issue.6, pp.372-375, 2012.
DOI : 10.1109/LSP.2012.2195490
URL : https://hal.archives-ouvertes.fr/hal-00769404

A. Bletsas, H. Shin, and M. Win, Outage analysis for cooperative communication with multiple amplify-and-forward relays, Electron. Lett, vol.43, issue.6, 2007.

I. Krikidis, J. Thompson, S. Mclaughlin, and N. Goertz, Amplify-and-forward with partial relay selection, IEEE Communications Letters, vol.12, issue.4, pp.235-237, 2008.
DOI : 10.1109/LCOMM.2008.071987

J. L. Vicario, A. Bel, J. A. Lopez-salcedo, and G. Seco, Opportunistic relay selection with outdated CSI: outage probability and diversity analysis, IEEE Transactions on Wireless Communications, vol.8, issue.6, pp.2872-2876, 2009.
DOI : 10.1109/TWC.2009.081561

M. Seyfi, S. Muhaidat, and J. Liang, Performance Analysis of Relay Selection With Feedback Delay and Channel Estimation Errors, IEEE Signal Processing Letters, vol.18, issue.1, pp.67-70, 2010.
DOI : 10.1109/LSP.2010.2092427

W. Zhang, D. Duan, and L. Yang, Relay Selection from a Battery Energy Efficiency Perspective, IEEE Transactions on Communications, vol.59, issue.6, pp.1525-1529, 2011.
DOI : 10.1109/TCOMM.2011.041111.100128

K. Junsu, A. Ikhlef, and R. Schober, Combined relay selection and cooperative beamforming for physical layer security, J. Commun. Netw, vol.14, issue.4, pp.364-373, 2012.

L. Yupeng and A. P. Petropulu, Relay selection and scaling law in destination assisted physical layer secrecy systems, Proc. 2012 IEEE Statistical Signal Processing Workshop (SSP'12), pp.381-384, 2012.

H. Sakran, M. Shokair, O. Nasr, S. El-rabaie, and A. A. , Proposed relay selection scheme for physical layer security in cognitive radio networks, IET Communications, vol.6, issue.16, pp.2676-2687, 2012.
DOI : 10.1049/iet-com.2011.0638

Y. Shi, P. Mugen, W. Wenbo, D. Liang, and M. Ahmed, Relay selfselection for secure cooperative in amplify-and-forward networks, Proc. 2012 7th International ICST Conference on Communications and Networking in China (CHINACOM'12), pp.581-585, 2012.

C. Chunxiao, C. Yueming, and Y. Weiwei, Secrecy rates for relay selection in OFDMA networks, Proc. 2011 Third International Conference on Communications and Mobile Computing (CMC'11), pp.158-160, 2011.

S. Luo, H. Godrich, A. Petropulu, and H. V. Poor, A knapsack problem formulation for relay selection in secure cooperative wireless communication, 2011 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), pp.2013-2512
DOI : 10.1109/ICASSP.2011.5946995

]. W. Li, K. Tenghui, S. Mei, W. Yifei, and T. Yinglei, Research on secrecy capacity oriented relay selection for mobile cooperative networks, Proc. 2011 IEEE International Conference on Cloud Computing and Intelligence Systems (CCIS'11), pp.443-447, 2011.

R. Bassily and S. Ulukus, Deaf Cooperation and Relay Selection Strategies for Secure Communication in Multiple Relay Networks, IEEE Transactions on Signal Processing, vol.61, issue.6, pp.1544-1554, 2013.
DOI : 10.1109/TSP.2012.2235433

I. Krikidis, J. S. Thompson, and S. Mclaughlin, Relay selection for secure cooperative networks with jamming, IEEE Transactions on Wireless Communications, vol.8, issue.10, pp.5003-5011, 2009.
DOI : 10.1109/TWC.2009.090323

I. Krikidis, Opportunistic relay selection for cooperative networks with secrecy constraints, IET Communications, vol.4, issue.15, pp.1787-1791, 2010.
DOI : 10.1049/iet-com.2009.0634

A. Bletsas, H. Shin, and M. Z. Win, Cooperative Communications with Outage-Optimal Opportunistic Relaying, IEEE Transactions on Wireless Communications, vol.6, issue.9, pp.3450-3460, 2007.
DOI : 10.1109/TWC.2007.06020050

A. Ozgur, O. Leveque, and D. Tse, Hierarchical Cooperation Achieves Optimal Capacity Scaling in <emphasis>Ad Hoc</emphasis> Networks, IEEE Transactions on Information Theory, vol.53, issue.10, pp.3549-3572, 2007.
DOI : 10.1109/TIT.2007.905002

E. Biglieri, J. Proakis, and S. Shamai, Fading channels: information-theoretic and communications aspects, IEEE Transactions on Information Theory, vol.44, issue.6, pp.2619-2692, 1998.
DOI : 10.1109/18.720551
URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.1.2228

L. Yingbin, K. Gerhard, P. Vincent, and S. Shamai, Compound wiretap channels, EURASIP J. Wirel. Comm, pp.1-12, 2009.

I. S. Gradshteyn, I. M. Ryzhik, A. Jeffrey, and D. Zwillinger, Table of integrals, series and products, 2007.

M. Abramowitz and I. A. Stegun, Handbook of mathematical functions with formulas, graphs, and mathematical tables, U.S. Govt. Print. Off, 1972.

M. J. Roberts, Signals and Systems: Analysis Using Transform Methods and MATLAB, 2004.

S. V. Amari and R. B. Misra, Closed-form expressions for distribution of sum of exponential random variables, IEEE Transactions on Reliability, vol.46, issue.4, pp.519-522, 1997.
DOI : 10.1109/24.693785

H. V. Khuong and H. Y. Kong, General expression for pdf of a sum of independent exponential random variables, IEEE Communications Letters, vol.10, issue.3, pp.159-161, 2006.
DOI : 10.1109/LCOMM.2006.1603370