Alexander Pretschner

发表

Severin Kacianka, Alexander Pretschner, A. Pretschner, 2021, FAccT.

Alexander Pretschner, Thomas Stauner, Christian Salzmann, 2004, SOEN.

Bernhard Beckert, Alexander Pretschner, Jörn Müller-Quade, 2011, it Inf. Technol..

Alexander Pretschner, Thomas Stauner, Christian Salzmann, 2005, SOEN.

Alexander Pretschner, Matús Harvan, A. Pretschner, 2009, 2009 Third International Conference on Network and System Security.

Alexander Pretschner, Wolfgang Prenninger, A. Pretschner, 2007, Software & Systems Modeling.

Alexander Pretschner, Martín Ochoa, Tobias Wüchner, 2016, 2016 14th Annual Conference on Privacy, Security and Trust (PST).

Alexander Pretschner, Florian Kelbert, 2014, CANS.

Bernhard Rumpe, Bernhard Schätz, Ruth Breu, 2004, ICWS.

Alexander Pretschner, Thomas Stauner, Istran Péter, 2001, pUML.

Alexander Pretschner, Susan Gauch, Mirco Speretta, 2007, Ontologies.

Alexander Pretschner, Oscar Slotosch, Jan Philipps, 2003, FMICS.

Alexander Pretschner, Florian Kelbert, Alexander Fromm, 2012, SmartGridSec.

Severin Kacianka, Alexander Pretschner, Valentin Zieglmeier, 2018, SAC.

Alexander Pretschner, Oscar Slotosch, Ernst Aiglstorfer, 2001 .

Manfred Broy, Joost-Pieter Katoen, Alexander Pretschner, 2005 .

Manfred Broy, Joost-Pieter Katoen, Alexander Pretschner, 2004, Model-Based Testing of Reactive Systems.

Alexander Pretschner, 2005, ICSE '05.

Alexander Pretschner, Enrico Lovat, Cornelius Moucha, 2011, J. Wirel. Mob. Networks Ubiquitous Comput. Dependable Appl..

Manfred Broy, Joost-Pieter Katoen, Alexander Pretschner, 2004, Model-Based Testing of Reactive Systems.

Alexander Pretschner, Martín Ochoa, Tobias Wüchner, 2015, ArXiv.

Alexander Pretschner, Guido Wimmel, Oscar Slotosch, 2000, Softw. Test. Verification Reliab..

Bernhard Schätz, Alexander Pretschner, Franz Huber, 2002, OOIS Workshops.

Alexander Pretschner, Matthias Büchler, Johan Oudinet, 2012, 2012 IEEE Fifth International Conference on Software Testing, Verification and Validation.

Bruno Legeard, Alexander Pretschner, Mark Utting, 2012, Softw. Test. Verification Reliab..

Alexander Pretschner, 2010, Software Engineering.

Alexander Pretschner, Fabio Massacci, Manuel Hilty, 2007, TrustBus.

Alexander Pretschner, Per A. Hallgren, Martín Ochoa, 2015, ESSoS.

Alexander Pretschner, Martín Ochoa, Mohsen Ahmadvand, 2016, SECRYPT.

Alexander Pretschner, Enrico Lovat, Johan Oudinet, 2014, CODASPY '14.

Alexander Pretschner, Dominik Hellhake, Mojdeh Golagha, 2018, 2018 IEEE/ACM 40th International Conference on Software Engineering: Companion (ICSE-Companion).

Manfred Broy, Alexander Pretschner, Joost-Pieter Katoen, 2004, Model-Based Testing of Reactive Systems.

Alexander Pretschner, Florian Kelbert, Prachi Kumari, 2011, GI-Jahrestagung.

Alexander Pretschner, Mojdeh Golagha, Md. Rezaur Rahman, 2018, 2018 IEEE/ACM 40th International Conference on Software Engineering: Companion (ICSE-Companion).

Christian Schaefer, Alexander Pretschner, Thomas Walter, 2009, STM@IFIPTM.

Jörg Ott, Helmut Krcmar, Alexander Pretschner, 2017, Informatik-Spektrum.

Alexander Pretschner, Prachi Kumari, Jonas Peschla, 2011, CODASPY '11.

Alexander Pretschner, 2017, Dependable Software Systems Engineering.

Alexander Pretschner, Martín Ochoa, Tobias Wüchner, 2019, IEEE Transactions on Dependable and Secure Computing.

Yves Le Traon, Alexander Pretschner, Benoit Baudry, 2008, 2008 1st International Conference on Software Testing, Verification, and Validation.

Marianne Winslett, Sandro Etalle, Alexander Pretschner, 2010, Distributed Usage Control.

Manfred Broy, Alexander Pretschner, Robert Sandner, 2003 .

Alexander Pretschner, 2004, Modellierung.

Alexander Pretschner, Johannes Braun, Reiner Kriesten, 2018 .

Manfred Broy, Alexander Pretschner, M. Broy, 2011, Model-Based Testing for Embedded Systems.

Alexander Pretschner, Kristian Beckers, Florian Matthes, 2016, BMMDS/EMMSAD.

Alexander Pretschner, Franz Huber, Oscar Slotosch, 2002, Ada Deutschland Tagung.

Alexander Pretschner, Florian Hauer, Bernd Holzmüller, 2019, SAFECOMP.

Alexander Pretschner, Peter Müller, Patrick Stöckle, 2019 .

Alexander Pretschner, Thomas Stauner, Christian Salzmann, 2004 .

Alexander Pretschner, Antoine Scemama, Amjad Ibrahim, 2020, GraMSec@CSF.

Severin Kacianka, Alexander Pretschner, Andreas Lüdtke, 2019, CREST@ETAPS.

Alexander Pretschner, Ricardo Neisse, Dominik Holling, 2011, 2011 11th IEEE/ACM International Symposium on Cluster, Cloud and Grid Computing.

Alexander Pretschner, Thomas Stauner, Jan Philipps, 2003, 14th IEEE International Workshop on Rapid Systems Prototyping, 2003. Proceedings..

Alexander Pretschner, Vivek Nigam, Harald Ruess, 2018, ArXiv.

Christian Schaefer, Alexander Pretschner, Thomas Walter, 2009, 2009 International Conference on Availability, Reliability and Security.

Alexander Pretschner, Sebastian Banescu, Benjamin Krämer, 2016, SPRO@CCS.

Alexander Pretschner, Dominik Holling, Andreas Hofbauer, 2016, 2016 IEEE International Conference on Software Testing, Verification and Validation (ICST).

Alexander Pretschner, Martín Ochoa, Tobias Limmer, 2016, 2016 31st IEEE/ACM International Conference on Automated Software Engineering (ASE).

Christian Schaefer, Alexander Pretschner, David A. Basin, 2007, ESORICS.

Alexander Pretschner, Wolfgang Prenninger, 2005, MoDELS'05.

Alexander Pretschner, Thomas Walter, 2008, 2008 Third International Conference on Availability, Reliability and Security.

Alexander Pretschner, Thomas Stauner, Jan Philipps, 2003 .

Alexander Pretschner, Susan Gauch, Jason Chaffee, 2002 .

Alexander Pretschner, Florian Hauer, Bernd Holzmüller, 2019, 2019 IEEE Intelligent Transportation Systems Conference (ITSC).

Alexander Pretschner, Wolfgang Prenninger, 2005, Electron. Notes Theor. Comput. Sci..

Bertrand Meyer, Alexander Pretschner, Manuel Oriol, 2008, 2008 1st International Conference on Software Testing, Verification, and Validation.

Alexander Pretschner, Jan Philipps, 2004, Model-Based Testing of Reactive Systems.

Alexander Pretschner, Ana Petrovska, 2019, 2019 IEEE 4th International Workshops on Foundations and Applications of Self* Systems (FAS*W).

Alexander Pretschner, Thomas Stauner, Christian Salzmann, 2006, ICSE 2006.

Alexander Pretschner, Martín Ochoa, Tobias Wüchner, 2014, AsiaCCS.

Alexander Pretschner, Matthias Büchler, Enrico Lovat, 2011, DPM/SETOP.

Alexander Pretschner, Sebastian Banescu, Vijay Ganesh, 2016, ACSAC.

Alexander Pretschner, Sebastian Banescu, Aleieldin Salem, 2019, ArXiv.

Alexander Pretschner, Christian S. Collberg, Sebastian Banescu, 2017, USENIX Security Symposium.

Ruth Breu, Alexander Pretschner, Michael Felderer, 2016, Softw. Test. Verification Reliab..

Alexander Pretschner, Sebastian Banescu, Ana Petrovska, 2016, 2016 IEEE Ninth International Conference on Software Testing, Verification and Validation Workshops (ICSTW).

Alexander Pretschner, Thomas Stauner, Oscar Slotosch, 2000 .

Alexander Pretschner, Johannes Kroß, Peter Bludau, 2020, SE.

Alexander Pretschner, Markus Pizka, Mohd Hafeez Osman, 2018, ESEM.

Bernhard Schätz, Alexander Pretschner, Thomas Stauner, 2007, SOEN.

Alexander Pretschner, Susan Gauch, A. Pretschner, 1999 .

Manfred Broy, Bernhard Rumpe, Bernhard Schätz, 2004 .

Alexander Pretschner, Florian Kelbert, 2015, ACNS.

Alexander Pretschner, Martin Leucker, 2004, Model-Based Testing of Reactive Systems.

Alexander Pretschner, Enrico Lovat, 2011, SACMAT '11.

Alexander Pretschner, Bernd Grobauer, Patrick Stöckle, 2020, 2020 35th IEEE/ACM International Conference on Automated Software Engineering (ASE).

Alexander Pretschner, Thomas Stauner, Christian Salzmann, 2005, ICSE '05.

Alexander Pretschner, Ricardo Neisse, Valentina Di Giacomo, 2013, Int. J. Mob. Comput. Multim. Commun..

Severin Kacianka, Alexander Pretschner, 2018, 2018 IEEE International Conference on Systems, Man, and Cybernetics (SMC).

Alexander Pretschner, Ricardo Neisse, Valentina Di Giacomo, 2011, 2011 Sixth International Conference on Availability, Reliability and Security.

Alexander Pretschner, Martín Ochoa, Sebastian Banescu, 2015, 2015 IEEE/ACM 1st International Workshop on Software Protection.

Alexander Pretschner, 2008, MoDELS.

Alexander Pretschner, Susan Gauch, Jason Chaffee, 2003, Web Intell. Agent Syst..

Alexander Pretschner, Prachi Kumari, 2013, ESSoS.

Manfred Broy, Alexander Pretschner, Ingolf H. Krüger, 2007 .

Alexander Pretschner, Robert M. Hierons, Wolfgang Grieskamp, 2010, Model-Based Testing in Practice.

Alexander Pretschner, Fabio Massacci, Donald Kossmann, 2008, Wirtsch..

Alexander Pretschner, 2003, Electron. Notes Theor. Comput. Sci..

Alexander Pretschner, Thomas Schreck, Martín Ochoa, 2016, SAC.

Alexander Pretschner, Kristian Beckers, Dominik Holling, 2016, 2016 IEEE 27th International Symposium on Software Reliability Engineering (ISSRE).

Severin Kacianka, Alexander Pretschner, Amjad Ibrahim, 2020, ArXiv.

Christian Schaefer, Alexander Pretschner, Matús Harvan, 2009, ISSA.

Alexander Pretschner, Stefan Wagner, Thomas Stauner, 2005, ICSE.

Alexander Pretschner, David A. Basin, Manuel Hilty, 2005, ESORICS.

Alexander Pretschner, Roman Nagy, Dominik Fisch, 2017, 2017 IEEE/ACM 39th International Conference on Software Engineering: Software Engineering in Practice Track (ICSE-SEIP).

Alexander Pretschner, Aleieldin Salem, Tabea Schmidt, 2018, ESSoS.

Marianne Winslett, Sandro Etalle, Alexander Pretschner, 2010, Distributed Usage Control.

Alexander Pretschner, Robert Eschbach, Dominik Holling, 2013, MoDELS.

Alexander Pretschner, Jan Philipps, Heiko Lötzbeyer, 2001, Proceedings 12th International Workshop on Rapid System Prototyping. RSP 2001.

Yves Le Traon, Alexander Pretschner, Tejeddine Mouelhi, 2008, 2008 1st International Conference on Software Testing, Verification, and Validation.

Alexander Pretschner, David A. Basin, Manuel Hilty, 2006, CACM.

Christian Schaefer, Alexander Pretschner, David A. Basin, 2007, IFIPTM.

Bertrand Meyer, Alexander Pretschner, Manuel Oriol, 2009, 2009 International Conference on Software Testing Verification and Validation.

Manfred Broy, Alexander Pretschner, Bengt Jonsson, 2005 .

Alexander Pretschner, Amjad Ibrahim, Simon Rehwald, 2019 .

Alexander Pretschner, Sebastian Banescu, Aleieldin Salem, 2020, ACM Trans. Priv. Secur..

Alexander Pretschner, 2005, Proceedings. 27th International Conference on Software Engineering, 2005. ICSE 2005..

Alexander Pretschner, Martín Ochoa, Tobias Wüchner, 2015, 2015 10th International Conference on Malicious and Unwanted Software (MALWARE).

Alexander Pretschner, A. Pretschner, 2015, Dependable Software Systems Engineering.

Alexander Pretschner, Martín Ochoa, Tobias Wüchner, 2014, VizSec '14.

Alexander Pretschner, Michael Hesse, Aleieldin Salem, 2019 .

Alexander Pretschner, Saahil Ognawala, Fabian Kilger, 2019, ArXiv.

Alexander Pretschner, Guido Wimmel, Oscar Slotosch, 2000, Softw. Test. Verification Reliab..

Jun Sun, Alexander Pretschner, Werner Damm, 2014, NII Shonan Meeting Report.

Alexander Pretschner, Thomas Hutzelmann, Saahil Ognawala, 2017, SAC.

Christian Schaefer, Alexander Pretschner, Thomas Walter, 2008, IEEE Security & Privacy.

Alexander Pretschner, Jan Philipps, Heiko Lötzbeyer, 2004, J. Syst. Softw..

Alexander Pretschner, Prachi Kumari, 2012, CODASPY '12.

Ruth Breu, Achim D. Brucker, Alexander Pretschner, 2016, Adv. Comput..

Alexander Pretschner, Thomas Stauner, I. Péter, 2000 .

Alexander Pretschner, Martín Ochoa, Enrico Lovat, 2016, ESSoS.

Alexander Pretschner, Sebastian Banescu, Ehsan Zibaei, 2018, 2018 3rd International Conference on System Reliability and Safety (ICSRS).

Manfred Broy, Joost-Pieter Katoen, Alexander Pretschner, 2004, Model-Based Testing of Reactive Systems.

Christian Schaefer, Alexander Pretschner, Thomas Walter, 2006, 2006 International Conference on Systems and Networks Communications (ICSNC'06).

Alexander Pretschner, Aleieldin Salem, 2018, A-Mobile@ASE.

Severin Kacianka, Alexander Pretschner, Amjad Ibrahim, 2020, ECAI.

Alexander Pretschner, Martín Ochoa, Tobias Wüchner, 2015, DIMVA.

Alexander Pretschner, Sebastian Banescu, Sebastian Banescu, 2018, Adv. Comput..

Alexander Pretschner, Sebastian Banescu, Mohsen Ahmadvand, 2018, ACSAC.

Christian Schaefer, Alexander Pretschner, Thomas Walter, 2007, Eighth IEEE International Workshop on Policies for Distributed Systems and Networks (POLICY'07).

Manfred Broy, Joost-Pieter Katoen, Alexander Pretschner, 2004, Model-Based Testing of Reactive Systems.

Alexander Pretschner, Thomas Hutzelmann, Saahil Ognawala, 2018, ArXiv.

Alexander Pretschner, Enrico Lovat, A. Pretschner, 2011, SACMAT 2011.

Alexander Pretschner, Gilles Barthe, Javier Lopez, 2010, IWSEC 2010.

Jörg Kienzle, Alexander Pretschner, 2019, Software & Systems Modeling.

Alexander Pretschner, Mojdeh Golagha, A. Pretschner, 2017, 2017 IEEE International Conference on Software Testing, Verification and Validation Workshops (ICSTW).

Alexander Pretschner, Amjad Ibrahim, Stevica Bozhinoski, 2019, SAC.

Alexander Pretschner, Martin Rothfelder, Benedikte Elbel, 2004, 15th International Symposium on Software Reliability Engineering.

Alexander Pretschner, Sebastian Banescu, Mohsen Ahmadvand, 2019, SPRO@CCS.

Alexander Pretschner, Kristian Beckers, Amjad Ibrahim, 2017, CREST@ETAPS.

Alexander Pretschner, Ilias Gerostathopoulos, Ana Petrovska, 2020, 2020 IEEE/ACM 15th International Symposium on Software Engineering for Adaptive and Self-Managing Systems (SEAMS).

Alexander Pretschner, Martín Ochoa, Sebastian Banescu, 2015, ESSoS.

Alexander Pretschner, Florian Hauer, Tabea Schmidt, 2020, SAFECOMP.

Jean-Pierre Seifert, Ruth Breu, Alexander Pretschner, 2007, SWS '07.

Ramin Sadre, Alexander Pretschner, Sergio Antoy, 1998 .

Alexander Pretschner, Florian Kelbert, Mohsen Ahmadvand, 2019, Adv. Comput..

Alexander Pretschner, Hermann Ilmberger, Mojdeh Golagha, 2019, ISSTA.

Severin Kacianka, Alexander Pretschner, Florian Kelbert, 2016, CREST@ETAPS.

Alexander Pretschner, Matthias Büchler, Johan Oudinet, 2012, 2012 IEEE Sixth International Conference on Software Security and Reliability.

Alexander Pretschner, Denis Feth, 2012, 2012 IEEE Sixth International Conference on Software Security and Reliability.

Alexander Pretschner, Aleieldin Salem, F. Franziska Paulus, 2018, A-Mobile@ASE.

Alexander Pretschner, Sebastian Banescu, Rafael Fedler, 2015, SAFECOMP.

Ruth Breu, Alexander Pretschner, 2008, Modellierung.

Manfred Broy, Ingolf Krüger, Alexander Pretschner, 2007, Future of Software Engineering (FOSE '07).

Alexander Pretschner, Mohd Hafeez Osman, Markus Schnappinger, 2019, 2019 IEEE/ACM 27th International Conference on Program Comprehension (ICPC).

Alexander Pretschner, Robert M. Hierons, Wolfgang Grieskamp, 2010, Model-Based Testing in Practice.

Alexander Pretschner, Thomas Hutzelmann, Dominik Mauksch, 2020, ECSA Companion.

Bruno Legeard, Alexander Pretschner, Mark Utting, 2006 .

Alexander Pretschner, Matthias Büchler, Johan Oudinet, 2011, TAP@TOOLS.

Alexander Pretschner, Pascal Birnstill, 2013, 2013 10th IEEE International Conference on Advanced Video and Signal Based Surveillance.

Alexander Pretschner, Thomas Stauner, Christian Salzmann, 2004, Proceedings. 26th International Conference on Software Engineering.

Manfred Broy, Joost-Pieter Katoen, Alexander Pretschner, 2005 .

Alexander Pretschner, Daniel Méndez Fernández, Dominik Holling, 2015, PROFES.

Manfred Broy, Joost-Pieter Katoen, Alexander Pretschner, 2004, Model-Based Testing of Reactive Systems.

Alexander Pretschner, Manuel Oriol, Bertrand Meyer, 2012 .

Alexander Pretschner, Florian Kelbert, Florian Kelbert, 2013, CODASPY.

Alexander Pretschner, Tobias Wüchner, Tobias Wüchner, 2012, 2012 IEEE 23rd International Symposium on Software Reliability Engineering.

Alexander Pretschner, Susan Gauch, A. Pretschner, 1999, Proceedings 11th International Conference on Tools with Artificial Intelligence.

Alexander Pretschner, Florian Hauer, Raphael Stern, 2019, 2019 IEEE Intelligent Transportation Systems Conference (ITSC).

Charles Hartsell, Gabor Karsai, Severin Kacianka, 2019, NFM.

Alexander Pretschner, Prachi Kumari, 2015, DBSec.

Bertrand Meyer, Alexander Pretschner, Manuel Oriol, 2008, 2008 19th International Symposium on Software Reliability Engineering (ISSRE).

Christian Schaefer, Alexander Pretschner, Matthias Büchler, 2009, STM 2009.

Alexander Pretschner, Dominic Battré, Sebastian Banescu, 2015, CODASPY.

Alexander Pretschner, Amjad Ibrahim, A. Pretschner, 2020, ATVA.

Bernhard Schätz, Alexander Pretschner, Thomas Stauner, 2007, 29th International Conference on Software Engineering (ICSE'07 Companion).

Manfred Broy, Alexander Pretschner, Bengt Jonsson, 2004, Model-Based Testing of Reactive Systems.

Bertrand Meyer, Alexander Pretschner, Manuel Oriol, 2011, Softw. Test. Verification Reliab..

Christian Schaefer, Alexander Pretschner, David A. Basin, 2008, ASIACCS '08.

Alexander Pretschner, Jan Philipps, A. Pretschner, 2002 .

Alexander Pretschner, A. Pretschner, 2005, FM.

Alexander Pretschner, Prachi Kumari, Jonas Peschla, 2011, CODASPY 2011.

Alexander Pretschner, 2009 .

Alexander Pretschner, Enrico Lovat, Cornelius Moucha, 2011, 2011 Sixth International Conference on Availability, Reliability and Security.

Alexander Pretschner, Florian Kelbert, 2012, SACMAT '12.

Alexander Pretschner, Sebastian Banescu, Mohsen Ahmadvand, 2017, CODASPY.

Alexander Pretschner, Enrico Lovat, Alexander Fromm, 2015, SEC.

Alexander Pretschner, Maximilian Schmitt, Florian Hauer, 2017, 2017 IEEE International Symposium on Software Reliability Engineering Workshops (ISSREW).

Alexander Pretschner, Pooja Kulkarni, Saahil Ognawala, 2018, MASES@ASE.

Alexander Pretschner, Susan Gauch, Xiaolan Zhu, 1999, CIKM '99.

Alexander Pretschner, Sebastian Banescu, Thomas Hutzelmann, 2019 .

Alexander Pretschner, Thomas Stauner, I. Péter, 2001 .

Manfred Broy, Ingolf Krüger, Alexander Pretschner, 2007, Proceedings of the IEEE.

Alexander Pretschner, Amjad Ibrahim, Simon Rehwald, 2019, ArXiv.

Alexander Pretschner, Thomas Stauner, Christian Salzmann, 2006, SEAS '06.

Claudia Eckert, Alexander Pretschner, Thomas Hess, 2017, Informatik-Spektrum.

Alexander Pretschner, Dominik Holling, Matthias Gemmar, 2014, ASE.

Alexander Pretschner, Lionel C. Briand, Mojdeh Golagha, 2020, 2020 IEEE 13th International Conference on Software Testing, Validation and Verification (ICST).

Severin Kacianka, Alexander Pretschner, Jan Gogoll, 2021, Humanities and Social Sciences Communications.

Alexander Pretschner, Arnaud Fietzke, Markus Schnappinger, 2021, EASE.

Rute C. Sofia, Alexander Pretschner, Nisrine Bnouhanna, 2021, 2021 IEEE International Conference on Pervasive Computing and Communications Workshops and other Affiliated Events (PerCom Workshops).

Severin Kacianka, Alexander Pretschner, Jan Gogoll, 2020, Philosophy & Technology.

Alexander Pretschner, Florian Hauer, Tabea Schmidt, 2021, 2021 IEEE Intelligent Vehicles Symposium (IV).

Alexander Pretschner, Valentin Zieglmeier, A. Pretschner, 2021, ArXiv.

Severin Kacianka, Alexander Pretschner, Andreas Lüdtke, 2021, HCI.

Alexander Pretschner, Bernd Grobauer, Patrick Stöckle, 2020, 2020 35th IEEE/ACM International Conference on Automated Software Engineering (ASE).

Alexander Pretschner, Ilias Gerostathopoulos, Malte Neuss, 2021, 2021 International Symposium on Software Engineering for Adaptive and Self-Managing Systems (SEAMS).

Alexander Pretschner, Sebastian Banescu, Marius Guggenmos, 2021, ACSAC.

Severin Kacianka, Alexander Pretschner, 2021, FAccT.

Alexander Pretschner, Florian Hauer, Nicola Kolb, 2021, 2021 IEEE International Intelligent Transportation Systems Conference (ITSC).

Alexander Pretschner, Florian Kelbert, Mohsen Ahmadvand, 2018 .

Alexander Pretschner, Fabio Massacci, Gabriela Gheorghe, 2009, WISG '09.

Christian Schaefer, Alexander Pretschner, A. Pretschner, 2006 .

Alexander Pretschner, A. Pretschner, 2012 .

Alexander Pretschner, Susan Gauch, Jason Chaffee, 2004 .