Publications
Liegl, P., Huemer, C., Pichler, C. (2010) A bottom-up approach to build XML business document standards, IEEE, Proceedings of the 7th IEEE International Conference on e-Business Engineering, 
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Pichler, C., Langer, P., Wimmer, M., Huemer, C. (2010) Registry Support for Core Component Evolution, IEEE Computer Society, Proceedings of the IEEE International Conference on Service-Oriented Computing and Applications (SOCA 2010).
Huemer, C., Liegl, P., Pichler, C. (2009) A registry model for UN/CEFACT's Core Components, IEEE Computer Society, Proceedings of the IEEE International Conference on Service-Oriented Computing and Applications, .
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Huemer, C., Liegl, P., Schuster, R., Zapletal, M. (2009) Service-Oriented Enterprise Modeling and Analysis, Auerbach Publications, Handbook of Enterprise Integration.
Hofreiter, B., Huemer, C. (2009) Current trends in modeling inter-organizational cooperation, Journal of Enterprise Information Management, 22-.
Liegl, P., Huemer, C., Zapletal, M. (2009) Towards a global business document reference ontology, IEEE Computer Society, Proccedings of the Third IEEE International Conference on Semantic Computing, .
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Liegl, P., Schuster, R., Zapletal, M., Huemer, C. (2009) [vem:xi:] - A methodology for process based requirements engineering, IEEE Computer Society, Proceedings of the 17th IEEE Requirements Engineering Conference, .
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Eis, C., Huemer, C., Liegl, P., Pichler, C. (2009) A Framework for Managing the Complexity of Business Document Integration, IIMC International Information Management Corporation, Proceedings of the eChallenges 2009 Conference and Exhibition, .
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Huemer, C., Liegl, P., Schuster, R., Zapletal, M. (2009) B2B Services: Worksheet-Driven Development of Modeling Artifacts and Code, Computer Journal, 52-8.
Huemer, C., Liegl, P., Schuster, R., Werthner, H. (2008) Inter-organizational Systems: From Business Values over Business Processes to Deployment, IEEE, Proceedings of the 2nd International IEEE Conference on Digital Ecosystems and Technologies (DEST2008), .
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Huemer, C., Liegl, P., Schuster, R., Zapletal, M. (2008) A 3-level e-Business Registry Meta Model, IEEE Computer Society, Proceedings of the 2008 IEEE International Conference on Services Computing (SCC 2008), .
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Huemer, C., Schmidt, A., Werthner, H., Zapletal, M. (2008) A UML Profile for the e3-Value e-Business Model Ontology, CEUR-WS, Proceedings of the Third International Workshop on Business/IT Alignment and Interoperability (BUSITAL'08) held in conjunction with CAiSE'08 Conference, .
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Hofreiter, B., Huemer, C. (2008) A model-driven top-down approach to inter-organizational systems: From global choreography models to executable BPEL, IEEE Computer Society, IEEE Joint Conference on E-Commerce Technology (CEC'08) and Enterprise Computing, E-Commerce, and E-Services (EEE'08), .
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Huemer, C., Liegl, P., Motal, T., Schuster, R. (2008) The Development Process of the UN/CEFACT Modeling Methodology, ACM, Proceedings of the Tenth International Conference on Electronic Commerce, .
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Huemer, C., Liegl, P., Schuster, R., Zapletal, M. (2007) Modeling Business Entity State Centric Choreographies, IEEE Computer Society, Proceedings of the 9th IEEE International Conference on E-Commerce Technology (CEC 2007) / 4th IEEE International Conference on Enterprise Computing, E-Commerce and E-Services (EEE 2007), .
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Huemer, C., Liegl, P., Schuster, R., Zapletal, M. (2007) Worksheet-Driven UMM Modeling of B2B Services, IEEE Computer Society, e-Business Engineering, 2007. ICEBE 2007. IEEE International Conference on, .
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Hofreiter, B., Huemer, C., Liegl, P., Schuster, R. (2007) Deriving executable BPEL from UMM Business Transactions, IEEE Computer Society, 2007 IEEE International Conference on Services Computing, .
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Hofreiter, B., Huemer, C., Liegl, P., Schuster, R. (2007) UMM Add-In: A UML Extension for UN/CEFACT's Modeling Methodology, Springer, Service-Oriented Computing - ICSOC 2007, .
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Hofreiter, B., Huemer, C., Liegl, P., Mosser, R. (2007) Modeling e-Government processes with UMM, Informatica - An International Journal of Computing and Informatics, Ljubljana-ISSN: 1854-3871, .
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Erven, H., Hicker, G., Huemer, C., Zapletal, M. (2007) The Web Services-BusinessActivity-Initiator (WS-BA-I) Protocol: an Extension to the Web Services-BusinessActivity Specification, IEEE Computer Society, 2007 IEEE International Conference on Web Services (ICWS 2007), .
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Hofreiter, B., Huemer, C., Liegl, P., Schuster, R. (2006) UN/CEFACT's Modeling Methodology (UMM): A UML Profile for B2B e-Commerce, Lecture Notes in Computer Science, Springer, Advances in Conceptual Modeling - Theory and Practice, .
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Hofreiter, B., Huemer, C., Liegl, P., Schuster, R. (2006) UMM Add-In: A UML Extension for UN/CEFACT's Modeling Methodology, European Conference on Model Driven Architecture (ECMDA'06), Bilbao, Spanien, .
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Hofreiter, B., Huemer, C. (2006) Inter-organizational Business: From a Standard Process Model to a Business Environment Specific Process, International Journal of Electronic Commerce Research, 7-3.
Hofreiter, B., Huemer, C., Mosser, R. (2006) A B2B Benchmark On Top Of UMM and TPC-App, International Pragmatic Web Conference (PragWeb'06).
Hofreiter, B., Huemer, C., Zapletal, M. (2006) A Business Collaboration Registry Model on Top of ebRIM, IEEE Computer Society, Proceedings of the IEEE International Conference on e-Business Engineering (ICEBE'06).
Hofreiter, B., Huemer, C., Zapletal, M. (2006) Registering UMM Business Collaboration Models in an ebXML Registry, IEEE Computer Society, Proceedings of the 8th IEEE International Conference on E-Commerce Technology and the 3rd IEEE International Conference on Enterprise Computing, E-Commerce, and E-Services (CEC/EEE'06), .
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Hofreiter, B., Huemer, C. (2005) From multi-context Business Collaboration Models to context-specific ebXML BPSS, IEEE International Conference on e-Technology, e-Commerce and e-Services: (EEE05).
Hofreiter, B., Huemer, C. (2005) Choreography of ebXML business collaborations, Information Systems and E-Business Management, 0-.
Hofreiter, B., Huemer, C., Winiwarter, W. (2005) Business Collaboration Models and their Business Context-dependent BPSS Implementations, International Journal of Web Information Systems (IJWIS), 0-.
Hofreiter, B., Huemer, C. (2004) ebXML Business Processes - Defined both in UMM and BPSS, 1st Workshop of German Informatics Society e.V. (GI): XML Interchange Formats for Business Process Management (XML4BPM 2004).