|| E. Adar and B. A. Huberman. Free riding on gnutella. First Monday, 5(10), October 2000.|
 S. Androutsellis-Theotokis and D. Spinellis. A survey of peer-to-peer content distribution tech-
nologies. ACM Computing Surveys, 36(4):335–371, December 2004.
 C. Bettstetter, G. Resta, and P. Santi. The node distribution of the random waypoint mobility
model for wireless ad hoc networks. IEEE Transactions on Mobile Computing, 2(3):257–269,
 B. BISKUPSKI, J. DOWLING, and J. SACHA. Properties and mechanisms of self-organizing
manet and p2p systems. ACM Transactions on Autonomous and Adaptive Systems, 2(1):Article
1, March 2007.
 R. Bolla, R. Gaeta, A. Magnetto, M. Sciuto, and M. Sereno. A measurement study supporting
p2p …le-sharing community models. Computer Networks, 53(4):485–500, March 2009.
 D. Braun, et al. UP2P: A peer-to-peer overlay architecture for ubiquitous communications and
networking. IEEE Communications Magazine, 46(12):32–39, December 2008.
 F. E. Bustamante and Y. Qiao. Designing less-structured p2p systems for the expected high
churn. IEEE/ACM Transactions on Networking, 16(3):617–627, June 2008.
 H. Byun and M. Lee. Howto: A hybrid overlay approach with tree optimization. In Proceedings
of 2009 WRI World Congress on Computer Science and Information Engineering, pages 311 –
315, March 2009.
 C.-Y. Chow, H. V. Leong, and A. T. Chan. Grococa: group-based peer-to-peer cooperative
caching in mobile environment. IEEE Journal on Selected Areas in Communications, 25(1):179–
191, January 2007.
 B. Cohen. Incentives build robustness in bittorrent. In Proceedings of the 1st Workshop on
Economics of Peer-to-Peer Systems, June 2003.
 C. Cramer, K. Kutzner, and T. Fuhrmann. Bootstrapping locality-aware p2p networks. In
Networks, 2004. (ICON 2004). Proceedings. 12th IEEE International Conference on, volume 1,
pages 357 –361 vol.1, 16-19 2004.
 K. Eger and U. Killat. Bandwidth trading in bittorrent-like p2p networks for content distribu-
tion. Computer Communications, 31(2):201–211, February 2008.
 N. Fedotova and L. Veltri. Reputation management algorithms for dht-based peer-to-peer envi-
ronment. Computer Communications, 32(12):1400–1409, July 2009.
 M. Feldman and J. Chuang. Overcoming free-riding behavior in peer-to-peer systems. ACM
SIGecom Exchanges, 5(4):41–50, July 2005.
 E. Fourquet, K. Larson, and W. Cowan. A reputation mechanism for layered communities. ACM
SIGecom Exchanges, 6(1):11–22, June 2006.
 W. Frakes and R. Baeza-Yates. Information Retrieval: Data Structures and Algorithms. Prentice
Hall, New Jersey, USA, 1992.
 P. Francis, et al. An architecture for a global internet host distance estimation service. In
Proceedings of IEEE INFOCOM’99, March 1999.
 P. Golle, K. Leyton-Brown, I. Mironov, and M. Lillibridge. Incentives for sharing in peer-to-peer
networks. In Proceedings of the 2nd International Workshop on Electronic Commerce, volume
2232, pages 75–87. Lecture Notes In Computer Science, October 2001.
 J. Han, D.Watson, and F. Jahanian. Topology aware overlay networks. In Proceedings of IEEE
INFOCOM,05, volume 4, pages 2554–2565, March 2005.
 C.-M. Huang, T.-H. Hsu, and M.-F. Hsu. Network-aware p2p …le sharing over the wireless mobile
networks. IEEE Journal on Selected Areas in Communications, 25(1):72–93, January 2007.
 D. Hughes, G. Coulson, and J. Walkerdine. Free riding on gnutella revisited: The bell tolls?
IEEE Distributed Systems Online, 6(6), June 2005.
 Y.-J. Joung and Z.-W. Lin. On the self-organization of a hybrid peer-to-peer system. Journal of
Network and Computer Applications, pages Article in Press, via doi:10.1016/j.jnca.2009.08.002,
 S. Jun and M. Ahamad. Incentives in bittorrent induce free riding. In Proceedings of the 2005
ACM SIGCOMM workshop on Economics of peer-to-peer systems, pages 116–121, August 2005.
 R. Jurca and B. Faltings. Reputation-based pricing of p2p services. In Proceedings of the 2005
ACM SIGCOMM workshop on Economics of peer-to-peer systems, pages 144–149, August 2005.
 J. S. Kong, J. S. A. Bridgewater, and V. P. Roychowdhury. Resilience of structured p2p systems
under churn: The reachable component method. Computer Communications, 31(10):2109–2123,
 A. Legout, G. Urvoy-Keller, and P. Michiardi. Rarest …rst and choke algorithms are enough. In
Proceedings of the 6th ACM SIGCOMM conference on Internet measurement, pages 203–216,
 M. Li, W.-C. Lee, and A. Sivasubramaniam. Performance evaluation of neighborhood signature
techniques for peer-to-peer search. Journal of Computers, 17(4):11–36, January 2007.
 X. Liao, H. Jin, Y. Liu, L. M. Ni, and D. Deng. Anysee: Peer-to-peer live streaming. In
Proceedings of IEEE INFOCOM’06, pages 1–10, April 2006.
 Y. Liu, Y. Guo, and C. Liang. A survey on peer-to-peer video streaming systems. Peer-to-Peer
Networking and Applications, 1(1):18–28, March 2008.
 Y. Liu, L. Xiao, X. Liu, L. M. Ni, and X. Zhang. Location awareness in unstructured peer-to-
peer systems. IEEE Transactions on Parallel and Distributed Systems, 16(2):163–174, February
 J. Liu, et al. Distributed distance measurement for large-scale networks. Int’l Journal of Com-
puter and Telecommunications Networking, 41, 2003.
 E. K. Lua, J. Crowcroft, M. Pias, R. Sharma, and S. Lim. A survey and comparison of peer-to-
peer overlay network schemes. IEEE Communications Tutorials and Surveys, 7(2):72–93, July
 E. K. Lua and X. Zhou. Network-aware superpeers-peers geometric overlay network. In Pro-
ceedings of 16th International Conference on Computer Communications and Networks, pages
141–148, August 2007.
 Q. Lv, P. Cao, E. Cohen, K. Li, and S. Shenker. Search and replication in unstructured peer-to-
peer networks. In Proceedings of the 16th ACM International Conference on Supercomputing,
pages 84–95, June 2002.
 S. Marti and H. Garcia-Molina. Taxonomy of trust: categorizing peer-to-peer reputation sys-
tems. Computer Networks, 50(4):472–484, March 2006.
 A. Nayebi, M. R. Rahimi, and H. S. Azad. Analysis of time-based random waypoint mobility
model for wireless mobile networks. In Proceedings of the 4th International Conference on
Information Technology : New Generations, pages 42–47, April 2007.
 T. Qiu, G. Chen, M. Ye, E. Chan, and B. Y. Zhao. Towards location-aware topology in both
unstructured and structured p2p systems. In Proceedings of International Conference on Parallel
Processing, pages 133–144, September 2007.
 P. Resnick, K. Kuwabara, R. Zeckhauser, and E. Friedman. Reputation systems. Communica-
tions of the ACM, 43, issue. 12:45–48, December 2000.
 M. Ripeanu, I. Foster, and A. Iamnitchi. Mapping the gnutella network: properties of large-scale
peer-to-peer systems and implications for system design. IEEE Internet Computing, 6(1):50–57,
 P. Sharma, Z. Xu, S. Banerjee, and S.-J. Lee. Estimating network proximity and latency. ACM
SIGCOMM Computer Communication Review, 36(3):39–50, July 2006.
 R. So…a and P. Mendes. User-provided networks: Consumer vs. provider. IEEE Communications
Magazine, 46(12):86–91, December 2008.
 D. Stutzbach and R. Rejaie. Understanding churn in peer-to-peer networks. In Proceedings of
the 6th ACM SIGCOMM conference on Internet measuremen, pages 189–202, October 2006.
 W. Theilmann and K. Rothermel. Dynamic distance maps of internet. In Proceedings of IEEE
INFOCOM’00, volume 1, March 2000.
 F. Wang, Y. Xiong, and J. Liu. mtreebone: A hybrid tree/mesh overlay for application-layer
live video multicast. In Proceedings of the 27th IEEE International Conference on Distributed
Computing Systems, June 2007.
 C. Xie, G. Chen, A. Vandenberg, and Y. Pan. Analysis of hybrid p2p overlay network topology.
Computer Communications, 31(2):190–200, February 2008.
 M. Yang and Z. Fei. A novel approach to improving search e¢ ciency in unstructured peer-to-peer
networks. Journal of Parallel and Distributed Computing, 69(11):877–884, November 2009.