A. Arasu, S. Babu, and J. Widom, The CQL continuous query language: semantic foundations and query execution, The VLDB Journal, vol.Francisco, issue.1, pp.121-142, 2006.
DOI : 10.1007/s00778-004-0147-z

D. J. Abadi, D. Carney, U. Çetintemel, M. Cherniack, C. Convey et al., Aurora: a new model and architecture for data stream management, The VLDB Journal The International Journal on Very Large Data Bases, vol.12, issue.2, pp.120-139, 2003.
DOI : 10.1007/s00778-003-0095-z

R. Avnur and J. M. Hellerstein, Eddies, ACM SIGMOD Record, vol.29, issue.2, pp.261-272, 2000.
DOI : 10.1145/335191.335420

S. Abiteboul and B. Marinoiu, Distributed monitoring of peer to peer systems, Proceedings of the 9th annual ACM international workshop on Web information and data management, WIDM '07, pp.41-48, 2007.
URL : https://hal.archives-ouvertes.fr/inria-00259054

S. Abiteboul, I. Manolescu, and S. Zoupanos, OptimAX: optimizing distributed continuous queries, BDA 2007, 2007.
URL : https://hal.archives-ouvertes.fr/inria-00165639

S. Abiteboul, I. Manolescu, and S. Zoupanos, OptimAX: Optimizing Distributed ActiveXML Applications, 2008 Eighth International Conference on Web Engineering, pp.299-310, 2008.
DOI : 10.1109/ICWE.2008.11

URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=

A. Arasu, Continuous Queries over Data Streams, 1939.

M. K. Aguilera, R. E. Strom, D. C. Sturman, M. Astley, and T. D. Chandra, Matching events in a content-based subscription system, Proceedings of the eighteenth annual ACM symposium on Principles of distributed computing , PODC '99, pp.53-61, 1999.
DOI : 10.1145/301308.301326

B. References, K. Pankaj, J. Agarwal, H. Xie-yang, and . Yu, Input-sensitive scalable continuous join query processing, ACM Trans. Database Syst, vol.34, issue.21, pp.1-41, 2009.

M. H. Bohlen, R. Busatto, and C. S. Jensen, Point-versus interval-based temporal data models, Proceedings 14th International Conference on Data Engineering, pp.192-200, 1998.
DOI : 10.1109/ICDE.1998.655777

B. Babcock, S. Babu, R. Motwani, and M. Datar, Chain, Proceedings of the 2003 ACM SIGMOD international conference on on Management of data , SIGMOD '03, pp.253-264, 2003.
DOI : 10.1145/872757.872789

URL : https://hal.archives-ouvertes.fr/halshs-01354620

C. Bettini, C. E. Dyreson, W. S. Evans, R. T. Snodgrass, and X. Wang, A glossary of time granularity concepts, Temporal Databases, Dagstuhl, pp.406-413, 1997.
DOI : 10.1007/BFb0053711

J. Creus, B. Amann, N. Travers, and D. Vodislav, Un agrégateur de flux RSS avancé, 26 e Journées Bases de Données Avancées (demonstration), p.120, 2010.

M. Charikar, C. Chekuri, T. Cheung, Z. Dai, A. Goel et al., Approximation Algorithms for Directed Steiner Problems, Proceedings of the ninth annual ACM-SIAM symposium on Discrete algorithms, SODA '98, pp.192-200, 1998.
DOI : 10.1006/jagm.1999.1042

URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=

]. S. Ccd-+-03a, O. Chandrasekaran, A. Cooper, M. J. Deshpande, J. M. Franklin et al., TelegraphCQ: Continuous Dataflow Processing for an Uncertain World, CIDR, p.21, 2003.

O. Sirish-chandrasekaran, A. Cooper, M. J. Deshpande, J. M. Franklin, W. Hellerstein et al., TelegraphCQ, Proceedings of the 2003 ACM SIGMOD international conference on on Management of data , SIGMOD '03, pp.668-668, 2003.
DOI : 10.1145/872757.872857

+. C. Ccdm, J. Constantin, C. Creus, R. Du-mouza, N. Horincar et al., D2.1 Stateof-the art of XML data stream models, Livrable 2.1 ANR RoSeS, p.14

X. Cheng and D. Z. Du, Steiner Trees in Industry, Combinatorial Optimization, vol.11, issue.65, pp.235-279, 2002.

J. Chen, D. J. Dewitt, F. Tian, and Y. Wang, NiagaraCQ, ACM SIGMOD Record, vol.29, issue.2, pp.379-390, 2000.
DOI : 10.1145/335191.335432

C. Cranor, T. Johnson, O. Spataschek, and V. Shkapenyuk, Gigascope, Proceedings of the 2003 ACM SIGMOD international conference on on Management of data , SIGMOD '03, pp.647-651, 2003.
DOI : 10.1145/872757.872838

M. Cammert, J. Krämer, B. Seeger, and S. Vaupel, A Cost-Based Approach to Adaptive Resource Management in Data Stream Systems, IEEE Transactions on Knowledge and Data Engineering, vol.20, issue.2
DOI : 10.1109/TKDE.2007.190686

Y. Diao, P. Fischer, M. J. Franklin, and R. To, YFilter: efficient and scalable filtering of XML documents, Data Engineering Proceedings. 18th International Conference on, pp.341-342, 2002.

]. A. Dgh-+-06, J. Demers, M. Gehrke, M. Hong, W. M. Riedewald et al., Towards Expressive Publish/Subscribe Systems, EDBT, pp.627-644, 2006.

U. Dayal, N. Goodman, and R. H. Katz, An extended relational algebra with control over duplicate elimination, Proceedings of the 1st ACM SIGACT-SIGMOD symposium on Principles of database systems , PODS '82, pp.117-123, 1982.
DOI : 10.1145/588111.588132

. Dxyw-+-07-]-b, J. Ding, S. Xu-yu, L. Wang, X. Qin et al., Finding Top-k Min-Cost Connected Trees in Databases, ICDE, pp.836-845, 2007.

]. B. Fkm-+-07, W. Fuchs, D. Kern, S. Molle, P. Richter et al., Dynamic Programming for Minimum Steiner Trees, Theor. Comp. Sys, vol.41, pp.493-500, 2007.

L. Golab and M. T. Özsu, Issues in data stream management, ACM SIGMOD Record, vol.32, issue.2, pp.5-14, 2003.
DOI : 10.1145/776985.776986

R. Horincar, B. Amann, and T. Artières, Best-Effort Refresh Strategies for Content-Based RSS Feed Aggregation, pp.262-270, 2010.
DOI : 10.1109/TKDE.2007.1041

URL : https://hal.archives-ouvertes.fr/hal-01292109

M. Hong, A. J. Demers, J. Gehrke, C. Koch, M. Riedewald et al., Massively multi-query join processing in publish/subscribe systems, Proceedings of the 2007 ACM SIGMOD international conference on Management of data , SIGMOD '07, pp.761-772, 2007.
DOI : 10.1145/1247480.1247564

H. Hmedeh, V. Kourdounakis, C. Christophides, M. Du-mouza, N. Scholl et al., Subscription indexes for web syndication systems, Proceedings of the 15th International Conference on Extending Database Technology, EDBT '12, pp.312-323
DOI : 10.1145/2247596.2247634

URL : https://hal.archives-ouvertes.fr/hal-00737202

B. References, [. Hong, M. Riedewald, C. Koch, J. Gehrke et al., Rule-based multi-query optimization, Proceedings of the 12th International Conference on Extending Database Technology: Advances in Database Technology, EDBT '09, pp.120-131, 2009.

F. K. Hwang, D. S. Richards, and P. Winter, Steiner tree problems, Networks, vol.20, issue.1, p.65, 1992.
DOI : 10.1002/net.3230220105

E. Ihler, Bounds on the quality of approximate solutions to the group Steiner problem, Theoretic Concepts in Computer Science, pp.109-118, 1991.
DOI : 10.1007/3-540-53832-1_36

]. E. Ihl91b and . Ihler, The Complexity of Approximating the Class Steiner Tree Problem, Graph-Theoretic Concepts in Computer Science WG91, pp.85-96, 1991.

K. Karanasos, A. Katsifodimos, I. Manolescu, and S. Zoupanos, ViP2P: Efficient XML Management in DHT Networks, ICWE - 12th International Conference on Web Engineering, p.20, 2012.
DOI : 10.1007/978-3-642-31753-8_32

URL : https://hal.archives-ouvertes.fr/hal-00692827

L. Kou, G. Markowsky, and L. Berman, A fast algorithm for Steiner trees, Acta Informatica, vol.30, issue.2, pp.141-145, 1981.
DOI : 10.1007/BF00288961

G. Koloniari and E. Pitoura, Peer-to-peer management of XML data, ACM SIGMOD Record, vol.34, issue.2, pp.6-17, 1920.
DOI : 10.1145/1083784.1083788

J. Krämer, Continuous queries over data stream -semantics and implementation, p.34, 2007.

J. Krämer, Continuous Queries over Data Streams -Semantics and Implementation, LNI, vol.144, pp.438-448, 2009.

J. Krämer and B. Seeger, PIPES, Proceedings of the 2004 ACM SIGMOD international conference on Management of data , SIGMOD '04, pp.925-926, 2004.
DOI : 10.1145/1007568.1007699

W. Li, K. Selcëuk, C. , Q. Vu, and D. Agrawal, Query relaxation by structure and semantics for retrieval of logical web documents, TKDE, vol.14, pp.768-791, 2002.

K. Lillis and E. Pitoura, Cooperative XPath caching, Proceedings of the 2008 ACM SIGMOD international conference on Management of data , SIGMOD '08, pp.327-338, 2008.
DOI : 10.1145/1376616.1376652

URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=

B. References, [. Liu, S. Parthasarathy, A. Ranganathan, and H. Yang, Nearoptimal algorithms for shared filter evaluation in data stream systems, Proceedings of the 2008 ACM SIGMOD international conference on Management of data -SIGMOD '08, pp.133-157, 2008.

K. Munagala, U. Srivastava, and J. Widom, Optimization of continuous queries with shared expensive filters, Proceedings of the twenty-sixth ACM SIGMOD-SIGACT-SIGART symposium on Principles of database systems , PODS '07, pp.215-239, 2007.
DOI : 10.1145/1265530.1265561

R. Motwani, J. Widom, A. Arasu, B. Babcock, S. Babu et al., Query Processing, Resource Management, and Approximation in a Data Stream Management System, p.16, 2002.

I. Manolescu and S. Zoupanos, XML materialized views in P2P networksFourth International Workshop on Database Technologies for Handling XML Information on the Web, Russie Saint Petersburg, Scientific Books (or Scientific Book chapters, p.20, 2009.

B. Nguyen, S. Abiteboul, G. Cobena, and M. Preda, Monitoring XML data on the Web, Proceedings of the 2001 ACM SIGMOD international conference on Management of data, SIGMOD '01, pp.437-448, 2001.

D. Jeffrey-naughton, D. Dewitt, A. Maier, J. Aboulnaga, L. Chen et al., Kristin Tufte, and Stratis Viglas. The Niagara Internet Query System, IEEE Data Engineering Bulletin, vol.24, pp.27-33, 2001.

S. Ay?e, Ö. , and Ö. Ulusoy, Effective early termination techniques for text similarity join operator, Proceedings of the 20th international conference on Computer and Information Sciences, ISCIS'05, pp.791-801, 2005.

S. Pitoura, D. Abiteboul, G. Pfoser, M. Samaras, and . Vazirgiannis, DBGlobe, ACM SIGMOD Record, vol.32, issue.3, pp.77-82, 1920.
DOI : 10.1145/945721.945737

[. Pereira, F. Fabret, F. Llirbat, R. Preotiuc-pietro, K. A. Ross et al., Publish/Subscribe on the Web at Extreme Speed, Proceedings of the 26th International Conference on Very Large Data Bibliography References Bases, VLDB '00, pp.627-630, 2000.

E. A. Rundensteiner, L. Ding, T. Sutherland, Y. Zhu, B. Pielech et al., CAPE, Proceedings of the Thirtieth international conference on Very large data bases, pp.1353-1356, 2004.
DOI : 10.1016/B978-012088469-8.50145-5

K. Timos and . Sellis, Multiple-query optimization, ACM Trans. Database Syst, vol.13, issue.1, pp.23-52, 1988.

T. Sellis and S. Ghosh, On the multiple-query optimization problem, IEEE Transactions on Knowledge and Data Engineering, vol.2, issue.2, pp.262-266, 1921.
DOI : 10.1109/69.54724

G. Slivinskas, C. S. Jensen, and R. T. Snodgras, Query plans for conventional and temporal queries involving duplicates and ordering, Proceedings of 16th International Conference on Data Engineering (Cat. No.00CB37073), pp.547-558, 2000.
DOI : 10.1109/ICDE.2000.839453

G. Slivinskas, C. S. Jensen, and R. T. Snodgrass, A foundation for conventional and temporal query optimization addressing duplicates and ordering, IEEE Transactions on Knowledge and Data Engineering, vol.13, issue.1, pp.21-49, 2001.
DOI : 10.1109/69.908979

U. Srivastava and J. Widom, Flexible time management in data stream systems, Proceedings of the twenty-third ACM SIGMOD-SIGACT-SIGART symposium on Principles of database systems , PODS '04, pp.263-274, 2004.
DOI : 10.1145/1055558.1055596

B. Jordi-creus-tomàs, N. Amann, D. Travers, and . Vodislav, RoSeS: a continuous query processor for large-scale RSS filtering and aggregation, CIKM, pp.2549-2552, 2011.

D. Terry, D. Goldberg, D. Nichols, and B. Oki, Continuous queries over append-only databases, ACM SIGMOD Record, vol.21, issue.2, pp.321-330, 1921.
DOI : 10.1145/141484.130333

W. Tan, F. Rao, Y. Fan, and J. Zhu, Compatibility Analysis and Mediation-Aided Composition for BPEL Services, DASFAA, pp.1062-1065, 2007.
DOI : 10.1007/978-3-540-71703-4_105

D. Stratis, J. F. Viglas, and . Naughton, Rate-based query optimization for streaming information sources, Proceedings of the 2002 ACM SIGMOD international conference on Management of data, SIGMOD '02, pp.37-48, 2002.

P. Winter, Steiner problem in networks: A survey, Networks, vol.19, issue.2, pp.129-167, 1987.
DOI : 10.1002/net.3230170203

W. Tak, H. Yan, and . Garcia-molina, The SIFT information dissemination system, ACM Trans. Database Syst, vol.24, issue.9, pp.529-565, 1999.

L. Zosin and S. Khuller, On directed Steiner trees, ACM-SIAM -SODA, pp.59-63, 2002.