I. Wolff, S. Zug and V. K?ppen, "Ein Fallbeispiel zum Umgang mit Learning-Analytics-Forschungsdaten", o-bib. Das offene Bibliotheksjournal / Herausgeber VDB, Bd. 10 Nr. 1 (2023), 2023.

I. Wolff, D. Broneske und V. K?ppen: ?Towards a Learning Analytics Metadata Model¡°, 2022.

M. Sch?ler, C. Tex, V. K?ppen, D. Broneske und G. Saake: ?Towards multi-purpose main-memory storage structures: Exploiting sub-space distance equalities in totally ordered data sets for exact knn queries¡°, Information Systems, Bd. 101, November 2021.

V. Obionwu, D. Broneske, A. Hawlitschek, V. K?ppen und G. Saake: ?SQLValidator ¨C An Online Student Playground to Learn SQL¡°, Datenbank-Spektrum, Bd. 21, S. 73¨C81, March 2021.

V. K?ppen und C. L¨¹cke: ?Managementunterst¨¹tzung zur Besuchersteuerung in Bibliotheken: Reportingprozesse im Coronakontext¡°, Bibliothek Forschung und Praxis, Bd. 45, S. 135¨C142, April 2021.

I. Wolff, D. Broneske and V. K?ppen, LAMM - Learning Analytics Metadata Model, Otto von Guericke University, Library, Magdeburg, Germany, 2021.

I. Wolff, D. Broneske and V. K?ppen, "first metadata schema for learning analytics research data management," o-bib. Das offene Bibliotheksjournal / Herausgeber VDB, Bd. 8 Nr. 4 (2021), 2021.

I. Wolff, D. Broneske und V. K?ppen: ?FAIR Research Data Management for Learning Analytics¡°, in Proceedings of DELFI Workshop, 2021.

V. K?ppen, S. Bosse and C. Schulz, "User Story: Besuchernachweis im Covid-19-Kontext," o-bib. Das offene Bibliotheksjournal / Herausgeber VDB, Bd. 7 Nr. 2 (2020), 2020.

S. Blockhaus, D. Broneske, M. Sch?ler, V. K?ppen und G. Saake: ?Combining Two Worlds: MonetDB with Multi-Dimensional Index Structure Support to Efficiently Query Scientific Data¡°, in 32nd International Conference on Scientific and Statistical Database Management, 2020.

V. K?ppen, "Warenkorbanalyse f¨¹r Empfehlungssysteme in wissenschaftlichen Bibliotheken", 2019.

V. K?ppen: ?Nutzeranforderungen an Computerarbeitspl?tze in Bibliotheken¡°, Bibliotheksdienst, Bd. 53, S. 169¨C180, March 2019.

D. Broneske, V. K?ppen, G. Saake und M. Sch?ler: ?Efficient Evaluation of Multi-Column Selection Predicates in Main-Memory¡°, IEEE Transactions on Knowledge and Data Engineering, Bd. 31, S. 1296¨C1311, July 2019.

A. Hawlitschek, V. K?ppen, A. Dietrich und S. Zug: ?Drop-out in programming courses ¨C prediction and prevention¡°, Journal of Applied Research in Higher Education, Bd. 12, S. 124¨C136, July 2019.

A. Lodhi, V. K?ppen, G. Saake und K. Turowski: ?Streamlining processes for digitalization¡°, 2018, S. 95¨C104.

A. Khan, M. Pohl, V. K?ppen, G. Saake und K. Turowski: ?An Evaluation of Variability Mechanisms to Manage Cloud 手机买足球的apps¡°, in Proceedings of the 14th International Joint Conference on e-Business and Telecommunications - Volume 4: ICE-B, (ICETE 2017), 2017.

D. Broneske, V. K?ppen, G. Saake und M. Sch?ler: ?Accelerating Multi-Column Selection Predicates in Main-Memory - The Elf Approach¡°, in 2017 IEEE 33rd International Conference on Data Engineering (ICDE), 2017.

V. K?ppen, D. Broneske, M. Sch?ler und G. Saake: ?Elf: A Main-Memory Index for Efficient Multi-Dimensional Range and Partial Match Queries¡°, International Journal Of Advancement In Engineering Technology, Management and Applied Science (IJAETMAS), Bd. 3, S. 96¨C105, December 2016.

V. K?ppen, M. Hildebrandt und M. Sch?ler: ?On Performance Optimization Potentials Regarding Data Classification in Forensics¡°, in Datenbanksysteme f¨¹r Business, Technologie und Web (BTW 2015) ¨C Workshopband, Hamburg, 2015.

V. K?ppen, C. Kr?tzer, J. Dittmann, G. Saake und C. Vielhauer: ?Impacts on Database Performance in a Privacy-Preserving Biometric Authentication Scenario¡°, International Journal on Advances in Security, Bd. 8, S. 99¨C108, 2015.

V. K?ppen, D. Broneske, G. Saake und M. Sch?ler: ?Elf: A Main-Memory Structure for Efficient Multi-Dimensional Range and Partial Match Queries¡°, Magdeburg, 2015.

V. K?ppen, T. Winsemann und G. Saake: ?An analytical model for data persistence in Business Data Warehouses¡°, in 2015 IEEE 9th International Conference on Research Challenges in Information Science (RCIS), 2015.

V. K?ppen, M. Sch?ler und R. Schr?ter: ?Toward Variability Management to Tailor High Dimensional Index Implementations¡°, in IEEE Eighth International Conference on Research Challenges in Information Science (RCIS), 2014.

C. Hansen, S. Knoll, V. K?ppen, G. Krempl, C. Krull und E. Schallehn, Hrsg., Tagungsband der Magdeburger-Informatik-Tage 3. Doktorandentagung 2014, Otto-von-Guericke-Universit?t Magdeburg, 2014.

D. Broneske, S. Dorok, V. K?ppen und A. Meister: ?Software Design Approaches for Mastering Variability in Database Systems¡°, in Grundlagen von Datenbanken, 2014.

A. L¨¹bcke, M. Sch?ler, V. K?ppen und G. Saake: ?Relational on demand data management for IT-services¡°, in 2014 IEEE Eighth International Conference on Research Challenges in Information Science (RCIS), 2014.

V. K?ppen und A. L¨¹bcke: ?Relational Data Access for Business Data Analytics¡°, in Encyclopedia of Business Analytics and Optimization, IGI Global, 2014, S. 2020¨C2027.

J. Dittmann, V. K?ppen, C. Kr?tzer, M. Leuckert, G. Saake und C. Vielhauer: ?Performance Impacts in Database Privacy-Preserving Biometric Authentication¡°, in SECURWARE 2014: The Eighth International Conference on Emerging Security Information, Systems and Technologies, Lisbon, 2014.

L. Will, V. K?ppen und G. Saake: ?Flexibility in SOA Operations: The Need for a Central 手机买足球的app Component¡°, in 2014 IEEE 18th International Enterprise Distributed Object Computing Conference Workshops and Demonstrations, 2014.

V. K?ppen und T. Winsemann: ?Datenpersistenz im Data Warehouse - Analytische Anwendungen im Blick¡°, BISpektrum, S. 27¨C29, 2014.

V. K?ppen, G. Saake und K.-U. Sattler, Data Warehouse Technologien, 2. Auflage, MITP, 2014.

A. Lodhi, V. K?ppen, S. Wind, G. Saake und K. Turowski: ?Business Process Modeling Language for Performance Evaluation¡°, in 2014 47th Hawaii International Conference on System Sciences, 2014.

A. Hawlitschek und V. K?ppen: ?Analyzing Player Behavior in Digital Game-Based Learning: Advantages and Challenges¡°, in 8th European Conference on Games Based Learning, 2014.

M. Mory, G. Saake und V. K?ppen: ?Workshop on Information Systems in Digital Engineering (ISDE) ¨C Message from the Chairs¡°, in 15. Fachtagung des GI-Fachbereichs ?Datenbanken und Informationssysteme¡° (DBIS): Datenbanksysteme f¨¹r Business, Technologie und Web (BTW) ¨C Workshopband, 2013.

A. Grebhahn, M. Sch?ler und V. K?ppen: ?Secure Deletion: Towards Tailor-Made Privacy in Database Systems¡°, in Workshop on Databases in Biometrics, Forensics and Security Applications (DBforBFS), 2013.

M. Sch?ler, A. Grebhahn, R. Schr?ter, S. Schulze, V. K?ppen und G. Saake: ?QuEval¡°, Proceedings of the VLDB Endowment, Bd. 6, S. 1654¨C1665, September 2013.

A. Grebhahn, M. Sch?ler, V. K?ppen und G. Saake: ?Privacy-Aware Multidimensional Indexing¡°, in 15. GI-Fachtagung Datenbanksysteme f¨¹r Business, Technologie und Web (BTW), 2013.

A. L¨¹bcke, V. K?ppen und G. Saake: ?Heuristics-Based Workload Analysis for Relational DBMSs¡°, in Lecture Notes in Business Information Processing, Springer Berlin Heidelberg, 2013, S. 25¨C36.

V. Markl, G. Saake, K.-U. Sattler, G. Hackenbroich, B. Mitschang, T. H?rder und V. K?ppen: ?Datenbanksysteme f¨¹r Business, Technologie und Web (BTW), 15. Fachtagung des GI-Fachbereichs "Datenbanken und Informationssysteme" (DBIS), 11.-15.3.2013 in Magdeburg, Germany. Proceedings¡°, 2013.

G. Saake, A. Henrich, W. Lehner, T. Neumann und Veit K?ppen: ?Datenbanksysteme f¨¹r Business, Technologie und Web (BTW), - Workshopband, 15. Fachtagung des GI-Fachbereichs "Datenbanken und Informationssysteme" (DBIS), 11.-15.3.2013 in Magdeburg, Germany. Proceedings¡°, 2013.

V. K?ppen, M. Sch?ler, A. Grebhahn und G. Saake: ?BTW 2013 ¨C Zwischen wissenschaftlicher Geschichte und moderner Herausforderung¡°, Datenbank-Spektrum, Bd. 13, S. 153¨C157, June 2013.

A. Lodhi, V. K?ppen, S. Wind und G. Saake: ?An Analytical Business Process Modelling Language: An Illustrative Example¡°, in 2013 IEEE 10th International Conference on e-Business Engineering, 2013.

T. Winsemann, V. K?ppen, A. L¨¹bcke und G. Saake: ?A Layered Architecture Approach for Large-Scale Data Warehouse Systems¡°, in Lecture Notes in Business Information Processing, Springer Berlin Heidelberg, 2013, S. 199¨C201.

L. Will und V. K?ppen: ?Zentrales, standardisiertes Monitoring als Grundlage des 手机买足球的app Level Managements in flexiblen SOA-L?sungen¡°, in Informatik 2012, 2012.

A. L¨¹bcke, M. Sch?ler, V. K?ppen und G. Saake: ?Workload-based Heuristics for Evaluation of Physical Database Architectures¡°, in DB&IS, Vilnius, 2012.

F. Kr¨¹ger, K. Yordanova, V. K?ppen und T. Kirste: ?Towards Tool Support for Computational Causal Behavior Models for Activity Recognition¡°, in Informatik 2012, 2012.

M. Sch?ler, S. Schulze, A. Grebhahn, V. K?ppen, A. L¨¹bcke und G. Saake (Hrsg.): ?Techniken zur forensischen Datenhaltung - Ausgew?hlte studentische Beitr?ge¡°, Germany, 2012.

J. Feigenspan, M. Schulze, M. Papendieck, C. K?stner, R. Dachselt, V. K?ppen, M. Frisch und G. Saake: ?Supporting Program Comprehension in Large Preprocessor-Based Software Product Lines¡°, IET Software, Bd. 6, S. 488¨C501, 2012.

S. Keller, V. K?ppen und S. Liggesmeyer: ?Sicherheit in der Fahrzeugtechnik: Software in eingebetteten Systemen¡°, ObjektSpektrum, S. 78¨C83, November 2012.

T. Winsemann und V. K?ppen: ?Persistence in Enterprise Data Warehouses¡°, 2012.

V. K?ppen und L. Will: ?Living SOA: Evolution des Betriebs von SOA-basierten L?sungen¡°, OBJEKTspektrum, January 2012.

V. K?ppen und G. Saake: ?Introduction to IWDE 2012¡°, in Lecture Notes in Computer Science, Springer Berlin Heidelberg, 2012, S. 449¨C453.

T. Frey und V. K?ppen: ?Hypermodelling Live: OLAP for Code Clone Recommendation¡°, in International Baltic Conference on Databases and Information Systems, 2012.

M. Mory, S. Masik, R. M¨¹ller und V. K?ppen: ?Exposing Proprietary Virtual Reality Software to Nontraditional Displays¡°, in Proceedings of the 20th International Conference in Central Europe on Computer Graphics, Visualization and Computer Vision, 2012.

T. Frey und V. K?ppen: ?Exploring Software Variance with Hypermodelling - An exemplary approach¡°, in Software Engineering 2012 Workshopband, 2012.

V. K?ppen, F. Gropengie?er, M. Kuhlemann, G. Saake und K.-U. Sattler: ?Datenbanken in der Cloud - Transaktionsmanagement f¨¹r Database as a 手机买足球的app¡°, OBJEKTspektrum, Online-Themenspecial Cloud Computing 2012, S. 1¨C4, 2012.

V. K?ppen, G. Saake und K.-U. Sattler, Data Warehouse Technologien, MITP, 2012.

A. Grebhahn, D. Broneske, M. Sch?ler, R. Schr?ter, V. K?ppen und G. Saake: ?Challenges in finding an appropriate multi-dimensional index structure with respect to specific use cases¡°, in Proceedings of the 24th GI-Workshop "Grundlagen von Datenbanken 2012", 2012.

T. Winsemann und V. K?ppen: ?Persistence in Data Warehousing¡°, in 2012 Sixth International Conference on Research Challenges in Information Science (RCIS), 2012.

A. L¨¹bcke, V. K?ppen und G. Saake: ?Workload Representation across Different Storage Architectures for Relational DBMS¡°, in Proceedings of the 23. GI-Workshop on Foundations of Databases, Obergurgl, 2011.

J. Feigenspan, M. Schulze, M. Papendieck, C. K?stner, R. Dachselt, V. K?ppen und M. Frisch: ?Using Background Colors to Support Program Comprehension in Software Product Lines¡°, in International Conference on Evaluation and Assessment in Software Engineering (EASE), 2011.

A. Khan, C. K?stner, V. K?ppen und G. Saake: ?手机买足球的app Variability Patterns in SOC¡°, Germany, 2011.

A. Khan, C. K?stner, V. K?ppen und G. Saake: ?The Pervasive Nature of Variability in SOC¡°, in 2011 Frontiers of Information Technology, 2011.

V. K?ppen und G. Saake: ?Proceedings of the Second International Workshop on Digital Engineering¡° Magdeburg, 2011.

T. Frey, M. Gelhausen, H. Sorgatz und V. K?ppen: ?On the role of human thought¡°, in Proceedings of the 2nd workshop on Free composition @ onward! 2011 - FREECO-Onward! ?11, 2011.

T. Winsemann und V. K?ppen: ?Kriterien f¨¹r Datenpersistenz bei Enterprise Data Warehouse Systemen auf In-Memory Datenbanken¡°, in Proceedings of the 23. GI-Workshop on Foundations of Databases, Obergurgl, 2011.

T. Frey, V. K?ppen und G. Saake: ?Hypermodelling - Introducing Multi-dimensional Concern Reverse Engineering¡°, in 2nd International ACM/GI Workshop on Digital Engineering (IWDE), Magdeburg, 2011.

V. K?ppen, S. Vornholt, I. Geist und G. Saake: ?Ganzheitliche Unterst¨¹tzung f¨¹r die simultane und virtuelle Produktentwicklung¡°, in 10. Magdeburger Maschinenbau-Tage 27.-29.09.2011, Magdeburg, 2011.

M. Mory, M. Pukall, V. K?ppen und G. Saake: ?Evaluation of Techniques for the Instrumentation and Extension of Proprietary OpenGL Applications¡°, in 2nd International ACM/GI Workshop on Digital Engineering (IWDE), Magdeburg, 2011.

V. K?ppen, B. Br¨¹ggemann und B. Berendt: ?Designing Data Integration: The ETL Pattern Approach¡°, Cepis Upgrade, Bd. 13, S. 49-55, July 2011.

S. Vornholt, M. Stoye, I. Geist, V. K?ppen und G. Saake: ?Datenmodell zur flexiblen Verwaltung von Datenaustauschprozessen in der virtuellen Produktentwicklung¡°, in 10. Magdeburger Maschinenbau-Tage 27.-29.09.2011, Magdeburg, 2011.

V. K?ppen, T. Kirste und G. Saake: ?Challenges in an Assistance World¡°, in LWA 2011: Lernen, Wissen & Adaptivit?t, Workshop Proceedings, Magdeburg, 2011.

V. K?ppen, M. Mory, A. Dietrich und S. Zug: ?Business-management-inspired sensor data fusion¡°, in Proceedings of the 1st International Conference on Wireless Technologies for Humanitarian Relief - ACWR \textquotesingle11, 2011.

A. Lodhi, V. K?ppen und G. Saake: ?Business Process Modeling: Active Research Areas and Challenges¡°, Magdeburg, 2011.

A. Lodhi und V. K?ppen: ?Business process modeling for post execution analysis and improvement¡°, in 2011 5th International Conference on Software, Knowledge Information, Industrial Management and Applications (SKIMA) Proceedings, 2011.

A. Lodhi, V. K?ppen und G. Saake: ?Business Process Improvement Framework and Representational Support¡°, in Proceedings of The Third International Conference on Intelligent Human Computer Interaction (IHCI), Prague, 2011.

A. Lodhi, V. K?ppen und G. Saake: ?An Extension of BPMN Meta-model for Evaluation of Business Processes¡°, Scientific Journal of Riga Technical University. Computer Science, Bd. 46, S. 27¨C34, 2011.

T. Winsemann, V. K?ppen und G. Saake: ?Advantages of a Layered Architecture for Enterprise Data Warehouse Systems¡°, in Procceding of Complex Systems Design & Management (CSD&M), 2011.

A. L¨¹bcke, V. K?ppen und G. Saake: ?A Query Decomposition Approach for Relational DBMS using Different Storage Architectures¡°, Germany, 2011.

A. L¨¹bcke, V. K?ppen und G. Saake: ?A decision model to select the optimal storage architecture for relational databases¡°, in 2011 Fifth International Conference on Research Challenges in Information Science, 2011.

A. L¨¹bcke, V. K?ppen und G. Saake: ?Towards Selection of Optimal Storage Architecture for Relational Databases¡°, Germany, 2010.

A. Lodhi, V. K?ppen und G. Saake: ?Post Execution Analysis of Business Processes: Taxonomy and Challenges¡°, Magdeburg, 2010.

V. K?ppen und G. Saake: ?IWDE '10: Proceedings of the First International Workshop on Digital Engineering¡°, New York, NY, USA, 2010.

A. Lodhi, G. Kassem, V. K?ppen und G. Saake: ?Investigation of Graph Mining for Business Processes¡°, in Proceedings of The International Conference on Intelligence and Information Technology (ICIIT), Lahore, 2010.

B. Berendt und V. K?ppen: ?Improving Ranking by Respecting the Multidimensionality and Uncertainty of User Preferences¡°, in Intelligent Information Access, Springer Berlin Heidelberg, 2010, S. 39¨C56.

V. K?ppen, A. Meier, M. Soffner und N. Siegmund: ?Grundlagen und Einsatz von Jini f¨¹r serviceorientierte Architekturen¡°, Germany, 2010.

V. K?ppen und G. Saake: ?Einsatz von Virtueller Realit?t im Prozessmanagement¡°, Industrie Management, Bd. 26, S. 49¨C53, 2010.

S. Vornholt und V. K?ppen: ?Data-driven and Integrated Engineering for Virtual Prototypes¡°, in The 3rd International Multi-Conference on Engineering and Technological Innovation: IMETI 2010, 2010.

V. K?ppen und H.-J. Lenz: ?Data Quality Control Based on Metric Data Models¡°, in Frontiers in Statistical Quality Control 9, Physica-Verlag HD, 2010, S. 263¨C276.

A. Algergawy, R. Nayak, N. Siegmund, V. K?ppen und G. Saake: ?Combining Schema and Level-Based Matching for Web 手机买足球的app Discovery¡°, in Lecture Notes in Computer Science, Springer Berlin Heidelberg, 2010, S. 114¨C128.

N. Siegmund, J. Feigenspan, M. Soffner, J. Fruth und V. K?ppen: ?Challenges of secure and reliable data management in heterogeneous environments¡°, in Proceedings of the First International Workshop on Digital Engineering - IWDE ?10, 2010.

S. S. ur Rahman, V. K?ppen und G. Saake: ?Cellular DBMS: An Atempt Towards Biologocally-Inspired Data Management¡°, Journal of Digital Information Management, Bd. 8, S. 117¨C128, 2010.

A. Lodhi, G. Kassem, V. K?ppen und G. Saake: ?Building AS-IS process models from task descriptions¡°, in Proceedings of the 8th International Conference on Frontiers of Information Technology - FIT ?10, 2010.

A. Khan, A. Lodhi, V. K?ppen, G. Kassem und G. Saake: ?Applying Process Mining in SOA Environments¡°, in 手机买足球的app-Oriented Computing. ICSOC/手机买足球的appWave 2009 Workshops, Springer Berlin Heidelberg, 2010, S. 293¨C302.

N. Siegmund, M. Pukall, M. Soffner, V. K?ppen und G. Saake: ?Using software product lines for runtime interoperability¡°, in Proceedings of the Workshop on AOP and Meta-Data for Software Evolution - RAM-SE ?09, 2009.

V. K?ppen, N. Siegmund, M. Soffner und G. Saake: ?An Architecture for Interoperability of Embedded Systems and Virtual Reality¡°, IETE Technical Review, Bd. 26, S. 350-356, 2009.

V. K?ppen: ?Improving the Quality of Indicator Systems by MoSi ¨C Methodology and Evaluation¡°, 2008.

C. Gernert und V. K?ppen: ?Ein Vergleich von ARIS und V-Modell XT¡°, in Das V-Modell XT, Springer Berlin Heidelberg, 2008, S. 316¨C337.

V. K?ppen, H. Graubitz, H.-K. Arndt und H.-J. Lenz: ?A Procedure to Estimate Relations in a Balanced Scorecard¡°, in Data Analysis, Machine Learning and Applications, Springer Berlin Heidelberg, 2008, S. 363¨C371.

V. K?ppen: ?Business Intelligence: Methods and Applications. Essays in Honor of Prof. H.-J. Lenz¡°, V. K?ppen und R. M. M¨¹ller, Hrsg., Hamburg, Verlag Dr. Kovac, 2007, S. 189¨C198.

V. K?ppen: ?Business Intelligence: Methods and Applications. Essays in Honor of Prof. H.-J. Lenz¡°, V. K?ppen und R. M. M¨¹ller, Hrsg., Hamburg, Verlag Dr. Kovac, 2007, S. 1¨C10.

V. K?ppen und R. M. M¨¹ller, Hrsg., Business Intelligence: Methods and Applications. Essays in Honor of Prof. H.-J. Lenz, Hamburg, Germany: Verlag Dr. Kovac, 2007.

V. K?ppen, M. Allgeier und H.-J. Lenz: ?Balanced Scorecard Simulator ¡ª A Tool for Stochastic Business Figures¡°, in Studies in Classification, Data Analysis, and Knowledge Organization, Springer Berlin Heidelberg, 2007, S. 457¨C464.

C. Gernert und V. K?ppen: ?Gesch?ftsprozesse optimal gestalten¡°, in Handbuch IT in der Verwaltung, Springer Berlin Heidelberg, 2006, S. 195¨C223.

V. K?ppen: ?Datenvalidierung mittels Simulation stochastischer Kennzahlensysteme¡°, in Nachwuchsworkshop der DStatG, 2006.

C. Gernert, V. K?ppen, O. Darkow und T. Schwarz: ?Von ARIS zur UML: Transformationen in der Prozessmodellierung¡°, ObjektSpektrum, Bd. 6, S. 53¨C59, November 2005.

I. Michalarias und V. K?ppen: ?Towards a 手机买足球的app Oriented Architecture for Mobile Reporting¡°, in Proceedings of International Conference for Intelligent Systems 2005, Kuala, 2005.

A. Kralisch und V. K?ppen: ?The Impact of Language on Website Use and User Satisfaction: Project Description¡°, in ECIS, 2005.

V. K?ppen und H.-J. Lenz: ?Simulation of Non-linear Stochastic Equation Systems¡°, in Proceeding of the Fifth Workshop on Simulation, St. Petersburg, Russia, 2005.

V. K?ppen, A. Hausmann und H.-J. Lenz: ?Simulation - A Support for Controllers Decision Process¡°, in Proceedings of ICTM 2005: "Challenges and Prospects", Melaka, 2005.

V. K?ppen, T. Schwarz und C. Gernert: ?Ein Transformationsansatz in der Gesch?ftsprozessmodellierung¡°, in Entscheidungsfall Vorgehensmodelle - 12. Workshop der GI-Fachgruppe WI-VM, Berlin, 2005.