J. J. Jung and J. Euzenat, From personal ontologies to semantic social space, Poster of the 4th European Semantic Web Conference, 2006.

S. Wasserman and K. Faust, Social Network Analysis, 1994.
DOI : 10.1017/CBO9780511815478

L. M. Stephens, A. K. Gangam, and M. N. Huhns, Constructing Consensus Ontologies for the Semantic Web: A Conceptual Approach, World Wide Web, vol.7, issue.4, pp.421-442, 2004.
DOI : 10.1023/B:WWWJ.0000040801.68204.2b

D. Braga, A. Campi, M. Klemettinen, and P. L. Lanzi, Mining Association Rules from XML Data, Proceedings of the 4th International Conference on Data Warehousing and Knowledge Discovery, pp.21-30, 2002.
DOI : 10.1007/3-540-46145-0_3
URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.131.4254

S. Chakrabarti, B. Dom, R. Kumar, P. Raghavan, S. Rajagopalan et al., Mining the Web's link structure, Computer, vol.32, issue.8, pp.60-67, 1999.
DOI : 10.1109/2.781636

J. Huan, W. Wang, D. Bandyopadhyay, J. Snoeyink, J. Prins et al., Mining protein family specific residue packing patterns from protein structure graphs, Proceedings of the eighth annual international conference on Computational molecular biology , RECOMB '04, pp.308-315, 2004.
DOI : 10.1145/974614.974655
URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.183.2839

T. R. Gruber, A translation approach to portable ontology specifications, Knowledge Acquisition, vol.5, issue.2, pp.199-220, 1993.
DOI : 10.1006/knac.1993.1008
URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.101.7493

U. Brandes, A faster algorithm for betweenness centrality*, The Journal of Mathematical Sociology, vol.113, issue.2, pp.163-177, 2001.
DOI : 10.1016/S0378-8733(97)00007-5

P. Haga and F. Harary, Eccentricity and centrality in networks, Social Networks, vol.17, issue.1, pp.57-63, 1995.
DOI : 10.1016/0378-8733(94)00248-9

M. Girvan and M. E. Newman, Community structure in social and biological networks, Proceedings of the National Academy of Sciences, vol.99, issue.12, pp.7821-7826, 2002.
DOI : 10.1073/pnas.122653799
URL : http://www.ncbi.nlm.nih.gov/pmc/articles/PMC122977

J. M. Kleinberg, Authoritative sources in a hyperlinked environment, Journal of the ACM, vol.46, issue.5, pp.604-632, 1999.
DOI : 10.1145/324133.324140
URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.120.3875

G. Sabidussi, The centrality index of a graph, Psychometrika, vol.24, issue.66, pp.581-603, 1966.
DOI : 10.1007/BF02289527

A. Shimbel, Structural parameters of communication networks, The Bulletin of Mathematical Biophysics, vol.13, issue.4, pp.501-507, 1953.
DOI : 10.1007/BF02476438

L. C. Freeman, A Set of Measures of Centrality Based on Betweenness, Sociometry, vol.40, issue.1, pp.35-41, 1977.
DOI : 10.2307/3033543

M. J. Zaki, Efficiently mining frequent trees in a forest: algorithms and applications, IEEE Transactions on Knowledge and Data Engineering, vol.17, issue.8, pp.1021-1035, 2005.
DOI : 10.1109/TKDE.2005.125

R. Agrawal and R. Srikant, Fast algorithms for mining association rules in large databases, Proceedings of the 20th International Conference on Very Large Data Bases (VLDB '94), pp.487-499, 1994.

J. Euzenat and P. Valtchev, Similarity-based ontology alignment in OWL-Lite, Proceedings of the 16th European Conference on Artificial Intelligence, pp.333-337, 2004.
URL : https://hal.archives-ouvertes.fr/hal-00918127

J. M. Kleinberg, Small-world phenomena and the dynamics of information, Advances in Neural Information Processing Systems 14 [Neural Information Processing Systems: Natural and Synthetic, pp.431-438, 2001.

W. Nejdl, B. Wolf, C. Qu, S. Decker, M. Sintek et al., EDUTELLA, Proceedings of the eleventh international conference on World Wide Web , WWW '02, pp.604-615, 2002.
DOI : 10.1145/511446.511525

P. Haase, J. Broekstra, M. Ehrig, M. Menken, P. Mika et al., Bibster ??? A Semantics-Based Bibliographic Peer-to-Peer System, Proceedings of the Third International Semantic Web Conference, pp.122-136, 2004.
DOI : 10.1007/978-3-540-30475-3_10
URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.1.4479

R. Palma and P. Haase, Oyster ??? Sharing and Re-using Ontologies in a Peer-to-Peer Community, Proceedings of the 4th International Semantic Web Conference (ISWC 2005), pp.1059-1062, 2005.
DOI : 10.1007/11574620_77

N. Fernandez-garcia, L. Sanchez-fernandez, J. M. Blazquez, and D. Larrabeiti, An ontologybased P2P system for query-based semantic annotation sharing, Proceedings of Workshop on Ontologies in Peer-to-Peer Communities at the ESWC 2005, 2005.

A. V. Zhdanova and F. Martín-recuerda, Consensus Making on the Semantic Web: Personalization and Community Support, Proceedings of the 6th International Conference on Web Information Systems Engineering (WISE 2005), pp.599-600, 2005.
DOI : 10.1007/11581062_58

J. G. Breslin, A. Harth, U. Bojars, and S. Decker, Towards Semantically-Interlinked Online Communities, Proceedings of the Second European Semantic Web Conference, pp.500-514, 2005.
DOI : 10.1007/11431053_34
URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.625.4941

A. Crespo and H. Garcia-molina, Semantic Overlay Networks for P2P Systems, Proceedings of the 3rd International Workshop Agents and Peer-to-Peer Computing, pp.1-13, 2004.
DOI : 10.1007/11574781_1

A. Löser, F. Naumann, W. Siberski, W. Nejdl, and U. Thaden, Semantic Overlay Clusters within Super-Peer Networks, Proceedings of the First International Workshop on Databases, Information Systems, and Peer-to-Peer Computing (DBISP2P), pp.33-47, 2003.
DOI : 10.1007/978-3-540-24629-9_4

P. Mika, Ontologies Are Us: A Unified Model of Social Networks and Semantics, Proceedings of the 4th International Semantic Web Conference (ISWC 2005), pp.522-536, 2005.
DOI : 10.1007/11574620_38

J. J. Jung, Visualizing recommendation flow on social network, Journal of Universal Computer Science, vol.11, issue.11, pp.1780-1791, 2005.