@inproceedings{KhazankinSD12,
author={Roman Khazankin and 
        Satzger and 
        Schahram Dustdar},
booktitle={Collaborative Computing: Networking, Applications and Worksharing (CollaborateCom), 2012 8th International Conference on},
title={Optimized execution of business processes on crowdsourcing platforms},
year={2012},
month={Oct},
pages={443-451},
}

@inproceedings{Savenkov13,
  author    = {Vadim Savenkov},
  title     = {Algorithms for Core Computation in Data Exchange},
  booktitle = {Data Exchange, Information, and Streams},
  year      = {2013},
  pages     = {38-68},
  ee        = {http://dx.doi.org/10.4230/DFU.Vol5.10452.38},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}


@inproceedings{Sallinger13,
  author    = {Emanuel Sallinger},
  title     = {Reasoning about Schema Mappings},
  booktitle = {Data Exchange, Information, and Streams},
  year      = {2013},
  pages     = {97-127},
  ee        = {http://dx.doi.org/10.4230/DFU.Vol5.10452.97},
  crossref  = {DBLP:conf/dagstuhl/2013dfu5},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}


@inproceedings{SkritekR13,
  author    = {Armin Roth and
               Sebastian Skritek},
  title     = {Peer Data Management},
  booktitle = {Data Exchange, Information, and Streams},
  year      = {2013},
  pages     = {185-215},
  ee        = {http://dx.doi.org/10.4230/DFU.Vol5.10452.185},
  crossref  = {DBLP:conf/dagstuhl/2013dfu5},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}


@inproceedings{KhazankinSD12b,
  author    = {Roman Khazankin and
               Daniel Schall and
               Schahram Dustdar},
  title     = {Predicting QoS in Scheduled Crowdsourcing},
  booktitle = {CAiSE},
  year      = {2012},
  pages     = {460-472},
  ee        = {http://dx.doi.org/10.1007/978-3-642-31095-9_30},
}
@inproceedings{KhazankinSD12a,
  author    = {Roman Khazankin and
               Benjamin Satzger and
               Schahram Dustdar},
  title     = {Optimized execution of business processes on crowdsourcing
               platforms},
  booktitle = {CollaborateCom},
  year      = {2012},
  pages     = {443-451},
  ee        = {http://ieeexplore.ieee.org/xpl/freeabs_all.jsp?arnumber=6450935},
}
@article{PichlerSS13,
  author    = {Reinhard Pichler and
               Emanuel Sallinger and
               Vadim Savenkov},
  title     = {Relaxed Notions of Schema Mapping Equivalence Revisited},
  journal   = {Theory Comput. Syst.},
  volume    = {52},
  number    = {3},
  year      = {2013},
  pages     = {483-541},
  ee        = {http://dx.doi.org/10.1007/s00224-012-9397-0},
}
@inproceedings{PerezPSS12,
 author    = {Jorge P{\'e}rez and
              Reinhard Pichler and
              Emanuel Sallinger and
              Vadim Savenkov},
 title     = {Union and Intersection of Schema Mappings},
 booktitle = {Proceedings of 6th Alberto Mendelzon International Workshop
              on Foundations of Data Management, AMW 2012,
              Ouro Preto, Brazil, June 27-30, 2012},
 publisher = {CEUR-WS.org}
 year      = {2012},
 note    =  {To appear}
}
@article {PichlerSS12,
  author = {Pichler, Reinhard and Sallinger, Emanuel and Savenkov, Vadim},
  affiliation = {Vienna University of Technology, Vienna, Austria},
  title = {Relaxed Notions of Schema Mapping Equivalence Revisited},
  journal = {Theory of Computing Systems},
  publisher = {Springer New York},
  issn = {1432-4350},
  keyword = {Computer Science},
  pages = {1-59},
  url = {http://dx.doi.org/10.1007/s00224-012-9397-0},
  note = {10.1007/s00224-012-9397-0},
}
@inproceedings{LetelierPPS12,
  author    = {Andr{\'e}s Letelier and
               Jorge P{\'e}rez and
               Reinhard Pichler and
               Sebastian Skritek},
  title     = {Static analysis and optimization of semantic web queries},
  booktitle = {PODS},
  year      = {2012},
  pages     = {89-100},
  ee        = {http://doi.acm.org/10.1145/2213556.2213572},
  crossref  = {DBLP:conf/pods/2012},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}
@article{DustdarPST12,
  author    = {Schahram Dustdar and
               Reinhard Pichler and
               Vadim Savenkov and
               Hong Linh Truong},
  title     = {Quality-aware service-oriented data integration: requirements,
               state of the art and open challenges},
  journal   = {SIGMOD Record},
  volume    = {41},
  number    = {1},
  year      = {2012},
  pages     = {11-19},
  ee        = {http://doi.acm.org/10.1145/2206869.2206873},
}
@inproceedings{CalvaneseOS11,
  author    = {Diego Calvanese and
               Magdalena Ortiz and
               Mantas Simkus},
  title     = {Containment of Regular Path Queries under Description Logic
               Constraints},
  booktitle = {IJCAI 2011, Proceedings of the 22nd International Joint
               Conference on Artificial Intelligence, Barcelona, Catalonia,
               Spain, July 16-22, 2011},
  booktitle = {IJCAI},
  publisher = {IJCAI/AAAI},
  year      = {2011},
  pages     = {805-812},
  ee        = {http://ijcai.org/papers11/Papers/IJCAI11-141.pdf}
}
@inproceedings{OrtizRS11,
  author    = {Magdalena Ortiz and
               Sebastian Rudolph and
               Mantas Simkus},
  title     = {Query Answering in the Horn Fragments of the Description
               Logics SHOIQ and SROIQ},
  booktitle = {IJCAI 2011, Proceedings of the 22nd International Joint
               Conference on Artificial Intelligence, Barcelona, Catalonia,
               Spain, July 16-22, 2011},
  booktitle = {IJCAI},
  publisher = {IJCAI/AAAI},
  year      = {2011},
  pages     = {1039-1044},
  ee        = {http://ijcai.org/papers11/Papers/IJCAI11-178.pdf}
}
@inproceedings{KhazankinSD11,
  author    = {Roman Khazankin and
               Daniel Schall and
               Schahram Dustdar},
  title     = {Adaptive Request Prioritization in Dynamic Service-Oriented
               Systems},
  booktitle = {IEEE International Conference on Services Computing, SCC
               2011, Washington, DC, USA, 4-9 July, 2011},
  publisher = {IEEE},
  year      = {2011},
  pages     = {9-15},
  ee        = {http://doi.ieeecomputersociety.org/10.1109/SCC.2011.22}
}
@inproceedings{FeinererPSS11,
  author    = {Ingo Feinerer and
               Reinhard Pichler and
               Emanuel Sallinger and
               Vadim Savenkov},
  title     = {On the Undecidability of the Equivalence of Second-Order
               Tuple Generating Dependencies},
  booktitle = {Proceedings of the 5th Alberto Mendelzon International Workshop
               on Foundations of Data Management, Santiago, Chile, May
               9-12, 2011},
  publisher = {CEUR-WS.org},
  series    = {CEUR Workshop Proceedings},
  volume    = {749},
  year      = {2011},
  ee        = {http://ceur-ws.org/Vol-749/paper5.pdf}
}
@inproceedings{PichlerSkritek11b,
  author    = {Reinhard Pichler and
               Sebastian Skritek},
  title     = {Tractable Counting of the Answers to Conjunctive Queries},
  booktitle = {Proceedings of the 5th Alberto Mendelzon International Workshop
               on Foundations of Data Management, Santiago, Chile, May
               9-12, 2011},
  booktitle = {AMW},
  publisher = {CEUR-WS.org},
  series    = {CEUR Workshop Proceedings},
  volume    = {749},
  year      = {2011},
  ee        = {http://ceur-ws.org/Vol-749/paper4.pdf}
}
@inproceedings{AliPTD11b,
  author    = {Muhammad Intizar Ali and
               Reinhard Pichler and
               Hong Linh Truong and
               Schahram Dustdar},
  title     = {On Integrating Data Services Using Data Mashups},
  booktitle = {Advances in Databases - 28th British National Conference
               on Databases, BNCOD 28, Manchester, UK, July 12-14, 2011,
               Revised Selected Papers},
  publisher = {Springer},
  series    = {Lecture Notes in Computer Science},
  volume    = {7051},
  year      = {2011},
  pages     = {132-135},
  ee        = {http://dx.doi.org/10.1007/978-3-642-24577-0_14}
}
@inproceedings{PichlerSkritek11a,
  author    = {Reinhard Pichler and
               Sebastian Skritek},
  title     = {The complexity of evaluating tuple generating dependencies},
  booktitle = {Database Theory - ICDT 2011, 14th International Conference,
               Uppsala, Sweden, March 21-24, 2011, Proceedings},
  publisher = {ACM},
  year      = {2011},
  pages     = {244-255},
  ee        = {http://doi.acm.org/10.1145/1938551.1938583}
}
@inproceedings{PichlerSS11,
  author    = {Reinhard Pichler and
               Emanuel Sallinger and
               Vadim Savenkov},
  title     = {Relaxed notions of schema mapping equivalence revisited},
  booktitle = {Database Theory - ICDT 2011, 14th International Conference,
               Uppsala, Sweden, March 21-24, 2011, Proceedings},
  publisher = {ACM},
  year      = {2011},
  pages     = {90-101},
  ee        = {http://doi.acm.org/10.1145/1938551.1938566}
}
@inproceedings{AliPTD11a,
  author    = {Muhammad Intizar Ali and
               Reinhard Pichler and
               Hong Linh Truong and
               Schahram Dustdar},
  title     = {Data Concern Aware Querying for the Integration of Data
               Services},
  booktitle = {ICEIS 2011 - Proceedings of the 13th International Conference
               on Enterprise Information Systems, Volume 1, Beijing, China,
               8-11 June, 2011},
  publisher = {SciTePress},
  year      = {2011},
  pages     = {111-119}
}
@article{GottlobPS11,
  author    = {Georg Gottlob and
               Reinhard Pichler and
               Vadim Savenkov},
  title     = {Normalization and optimization of schema mappings},
  journal   = {VLDB Journal},
  volume    = {20},
  number    = {2},
  year      = {2011},
  pages     = {277-302},
  ee        = {http://dx.doi.org/10.1007/s00778-011-0226-x}
}
@inproceedings{PichlerSST10,
  author    = {Reinhard Pichler and
               Vadim Savenkov and
               Sebastian Skritek and
               Hong Linh Truong},
  title     = {Uncertain Databases in Collaborative Data Management},
  booktitle = {Proceedings of the Fourth International VLDB workshop on
               Management of Uncertain Data (MUD 2010) in conjunction with
               VLDB 2010, Singapore, September 13, 2010},
  year      = {2010},
  pages     = {129-143},
  ee        = {http://ewi1276.ewi.utwente.nl:3000/papers/MUD2010_pichler.pdf},
  publisher = {Centre for Telematics and Information Technology (CTIT),
               University of Twente, The Netherlands},
  series    = {CTIT Workshop Proceedings Series},
  volume    = {WP10-04}
}
@inproceedings{Feinerer10,
  author    = {Ingo Feinerer},
  title     = {Analysis and Algorithms for Stemming Inversion},
  booktitle = {Information Retrieval Technology - 6th Asia Information
               Retrieval Societies Conference, AIRS 2010, Taipei, Taiwan,
               December 1-3, 2010. Proceedings},
  publisher = {Springer},
  series    = {Lecture Notes in Computer Science},
  volume    = {6458},
  year      = {2010},
  pages     = {290-299},
  ee        = {http://dx.doi.org/10.1007/978-3-642-17187-1_28}
}
@article{TruongD10b,
  author    = {Hong Linh Truong and
               Schahram Dustdar},
  title     = {Composable cost estimation and monitoring for computational
               applications in cloud computing environments},
  journal   = {Procedia CS},
  volume    = {1},
  number    = {1},
  year      = {2010},
  pages     = {2175-2184},
  ee        = {http://dx.doi.org/10.1016/j.procs.2010.04.243}
}
@inproceedings{KhazankinD10a,
  author    = {Roman Khazankin and 
               Schahram Dustdar},
  title     = {On Adaptive Integration of Web Data Sources into Applications},
  booktitle = {3rd International Workshop on Innovation in Information Technologies - Theory and Practice, Dresden, Germany},
  pages     = {16-19},
  year      = {2010}
}
@inproceedings{MrissaTT10,
  author    = {Michael Mrissa and
               Salah-Eddine Tbahriti and
               Hong Linh Truong},
  title     = {Privacy Model and Annotation for DaaS},
  booktitle = {8th IEEE European Conference on Web Services (ECOWS 2010),
               1-3 December 2010, Ayia Napa, Cyprus},
  publisher = {IEEE Computer Society},
  year      = {2010},
  pages     = {3-10},
  ee        = {http://doi.ieeecomputersociety.org/10.1109/ECOWS.2010.11}
}
@inproceedings{TruongD10,
  author    = {Hong Linh Truong and
               Schahram Dustdar},
  title     = {On Evaluating and Publishing Data Concerns for Data as a
               Service},
  booktitle = {5th IEEE Asia-Pacific Services Computing Conference, APSCC
               2010, 6-10 December 2010, Hangzhou, China, Proceedings},
  publisher = {IEEE Computer Society},
  year      = {2010},
  pages     = {363-370},
  ee        = {http://dx.doi.org/10.1109/APSCC.2010.54}
}
@inproceedings{KhazankinD10,
  author    = {Roman Khazankin and
               Schahram Dustdar},
  title     = {PROVIDENCE: A Framework for Private Data Propagation Control
               in Service-Oriented Systems},
  booktitle = {Towards a Service-Based Internet - Third European Conference,
               ServiceWave 2010, Ghent, Belgium, December 13-15, 2010.
               Proceedings},
  booktitle = {ServiceWave},
  publisher = {Springer},
  series    = {Lecture Notes in Computer Science},
  volume    = {6481},
  year      = {2010},
  pages     = {76-87},
  ee        = {http://dx.doi.org/10.1007/978-3-642-17694-4_7}
}

@inproceedings{TruongCMDPP10,
  author    = {Hong Linh Truong and
               Marco Comerio and
               Andrea Maurino and
               Schahram Dustdar and
               Flavio De Paoli and
               Luca Panziera},
  title     = {On Identifying and Reducing Irrelevant Information in Service
               Composition and Execution},
  booktitle = {Web Information Systems Engineering - WISE 2010 - 11th International
               Conference, Hong Kong, China, December 12-14, 2010. Proceedings},
  publisher = {Springer},
  series    = {Lecture Notes in Computer Science},
  volume    = {6488},
  year      = {2010},
  pages     = {52-66},
  ee        = {http://dx.doi.org/10.1007/978-3-642-17616-6_7}
}
@inproceedings{PichlerPSW10a,
  author    = {Reinhard Pichler and
               Axel Polleres and
               Sebastian Skritek and
               Stefan Woltran},
  title     = {Redundancy Elimination on RDF Graphs in the Presence of
               Rules, Constraints, and Queries},
  booktitle = {Web Reasoning and Rule Systems - Fourth International Conference,
               RR 2010, Bressanone/Brixen, Italy, September 22-24, 2010.
               Proceedings},
  publisher = {Springer},
  series    = {Lecture Notes in Computer Science},
  volume    = {6333},
  year      = {2010},
  isbn      = {978-3-642-15917-6},
  ee        = {http://dx.doi.org/10.1007/978-3-642-15918-3_11},
  pages     = {133-148}
}
@inproceedings{PichlerPSW10a,
  author    = {Reinhard Pichler and
               Axel Polleres and
               Sebastian Skritek and
               Stefan Woltran},
  title     = {Minimising RDF Graphs under Rules and Constraints Revisited},
  booktitle = {Proceedings of the 4th Alberto Mendelzon International Workshop
               on Foundations of Data Management, Buenos Aires, Argentina,
               May 17-20, 2010},
  booktitle = {AMW},
  publisher = {CEUR-WS.org},
  series    = {CEUR Workshop Proceedings},
  volume    = {619},
  year      = {2010},
  ee        = {http://ceur-ws.org/Vol-619//paper4.pdf}
}
@article{Pichler2010935,
author = "Reinhard Pichler and Vadim Savenkov",
title = "Towards practical feasibility of core computation in data exchange",
journal = "Theoretical Computer Science",
volume = "411",
number = "7-9",
pages = "935 - 957",
year = "2010",
issn = "0304-3975",
doi = "DOI: 10.1016/j.tcs.2009.09.035",
url = "http://www.sciencedirect.com/science/article/B6V1G-4XCYJH8-6/2/dd77dcffdbc483f7bb8e7c40470a7065"
}
@inproceedings{TruongD09,
author={Hong-Linh Truong and Schahram Dustdar},
journal={Services Computing Conference, 2009. APSCC 2009. IEEE Asia-Pacific}, title={On analyzing and specifying concerns for data as a service},
year={2009},
month={Dec.},
pages={87-94},
keywords={Web services;data access;data consumer;data owners;data regulators;data sources;database technologies;relevant data services;Web services;database management systems;},
doi={10.1109/APSCC.2009.5394136},
}
@article{PichlerS09,
  author    = {Reinhard Pichler and
               Vadim Savenkov},
  title     = {DEMo: Data Exchange Modeling Tool},
  journal   = {PVLDB},
  volume    = {2},
  number    = {2},
  year      = {2009},
  pages     = {1606-1609},
  ee        = {http://www.vldb.org/pvldb/2/vldb09-1043.pdf},
}
@article{GottlobPS09,
  author    = {Georg Gottlob and
               Reinhard Pichler and
               Vadim Savenkov},
  title     = {Normalization and Optimization of Schema Mappings},
  journal   = {PVLDB},
  volume    = {2},
  number    = {1},
  year      = {2009},
  pages     = {1102-1113},
  ee        = {http://www.vldb.org/pvldb/2/vldb09-923.pdf},
}
@inproceedings{AliPTD09b,
  author    = {Muhammad Intizar Ali and
               Reinhard Pichler and
               Hong Linh Truong and
               Schahram Dustdar},
  title     = {DeXIN: An Extensible Framework for Distributed XQuery over
               Heterogeneous Data Sources },
  booktitle = {ICEIS},
  year      = {2009},
  pages     = {172-183},
  ee        = {http://dx.doi.org/10.1007/978-3-642-01347-8_15},
}
@inproceedings{AliPTD09a,
  author    = {Muhammad Intizar Ali and
               Reinhard Pichler and
               Hong Linh Truong and
               Schahram Dustdar},
  title     = {On Using Distributed Extended XQuery for Web Data Sources
               as Services},
  booktitle = {ICWE},
  year      = {2009},
  pages     = {497-500},
  ee        = {http://dx.doi.org/10.1007/978-3-642-02818-2_47},
}