EEMCS

Grefen, P.W.P.J. and Ludwig, H. and Dan, A. and Angelov, S.A. (2003) Web Services Support for Dynamic Business Process Outsourcing. Technical Report RC22728 IBM Research Division.

Angelov, S.A. and Grefen, P.W.P.J. (2002) Support for B2B e-Contracting - The Process Perspective. In: Knowledge and Technology Integration in Production and Services - 5th International Conference on Information Technology for Balanced Automation Systems in Manufacturing and Services, 25-27 Sept 2002, Cancun, Mexico. pp. 87-96. Kluwer Academic Publishers. ISBN 1402072112

Angelov, S.A. and Grefen, P.W.P.J. (2002) An Approach to the Construction of Flexible B2B E-Contracting Processes. Technical Report TR-CTIT-02-40, Centre for Telematics and Information Technology University of Twente, Enschede. ISSN 1381-3625

Angelov, S.A. and Grefen, P.W.P.J. (2002) A Conceptual Framework for B2B Electronic Contracting. In: Collaborative Business Ecosystems and Virtual Enterprises - 3rd IFIP Working Conference on Infrastructures for Virtual Enterprises (PRO-VE), 1-3 May 2002, Sesimbra, Portugal. pp. 143-150. Kluwer Academic Publishers. ISBN 1402070209

Grefen, P.W.P.J. and Angelov, S.A. (2002) On Deep e-Contracting. Technical Report TR-CTIT-02-06, Centre for Telematics and Information Technology University of Twente, Enschede. ISSN 1381-3625

Grefen, P.W.P.J. and Angelov, S.A. (2002) On t-, m-, p- and e-Contracting. In: CAiSE Workshop on Web Services, e-Business, and the Semantic Web (WES), 27-29 May 2002, Toronto, Canada. pp. 68-77. Lecture Notes in Computer Science 2512. Springer. ISSN 0302-9743

Grefen, P.W.P.J. and Ludwig, H. and Angelov, S.A. (2002) A Framework for E-services: a Three-Level Approach towards Process and Data Management. Technical Report TR-CTIT-02-07, Centre for Telematics and Information Technology University of Twente, Enschede. ISSN 1381-3625

Angelov, S.A. and Grefen, P.W.P.J. (2001) A Framework for Analysis of B2B Electronic Contracting Support. In: 4th Edispuut Conference: Multidisciplinary Perspectives on Electronic Commerce, 17 Oct 2001, Amsterdam, the Netherlands. pp. 6-20.

Angelov, S.A. and Grefen, P.W.P.J. (2001) A Framework for Analysis of B2B Electronic Contracting Support. Technical Report TR-CTIT-01-38, Centre for Telematics and Information Technology University of Twente, Enschede. ISSN 1381-3625

Angelov, S.A. and Grefen, P.W.P.J. (2001) B2B eContract Handling- A Survey of Projects, Papers and Standards. Technical Report TR-CTIT-01-21, Centre for Telematics and Information Technology University of Twente, Enschede. ISSN 1381-3625

Grefen, P.W.P.J. and Angelov, S.A. (2001) A Three-Level Process Framework for Contract-Based Dynamic Service Outsourcing. (Invited) In: 2nd International Colloquium on Petri Net Technologies for Modeling Communication Based Systems, 14-15 Sept 2001, Berlin, Germany. pp. 264-280. Lecture Notes in Computer Science 2472. Springer Verlag. ISBN 978-3-540-20538-8